. GENERAL SPECIFICATIONS The Klein Tools NCVT-5 is a dual-range non-contact voltage tester (Ncvn with laser pointer. Get the Greenlee voltage tester on Amazon or at Grainger. The on/off button can remain depressed during the power on or power off cycle, causing the tester to work improperly. You may wish to review the privacy policy of the external site as its information collection practices may differ from ours. &|bmr^`K11Xd^[-|}$!{tp\0.x By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. The T6-1000 features all the other common settings expected from a multimeter, including both DC and AC, amperage, and resistance measurements. Klein calls it a Tester. Battery life is also a consideration. 0000007870 00000 n I am not a fan of getting shocked, and really feel comfortable knowing for sure that I am working on and around de-energized equipment and wiring. Customer Reviews for Klein Tools Non Contact Voltage Tester with Laser Distance Meter 12-1000V AC . Green means that the tester will only alert to 48-1000 VAC with a continuous beep and a steady red light. While it may drain batteries a bit faster than some other voltage testers, the constant green this tester emits when its on proved a nice touch during testing. You have entered an incorrect email address! Includes both visual and audible signals. Is there a generic term for these trajectories? Sorry to hear that! I have the Kline NCVT-1 and a slow beep at an AC outlet when putting the tip into either the Neutral or Ground means it is picking up phantom voltage in the range of 2.0 to 30 volts AC. Get the Sperry Instruments voltage tester on Amazonor at The Home Depot. 0000032066 00000 n Articles may contain affiliate links which enable us to share in the revenue of any purchases made. However, while the product description claims that the tester also beeps upon voltage detection, the model we used did not (some online consumers had the same complaint). 0000014142 00000 n Read, understand, and follow all warnings, cautions, safety information, and instructions in the manual before operating or servicing this tester. If you encounter electricity in any capacity, a voltage tester like this one from Klein is essential to have in your toolbox. We also liked the twist-on and twist-off function for a more tactile response than pressing a standard on/off switch, and the rubber grip makes grabbing it out of a pocket a breeze. Others might require you to activate the battery test. Non-Contact Voltage Tester with Sensormatic Tag, Non-Contact Voltage Tester (Econo. Indicates polarity when measuring DC voltages. . The beeping is easy to hear and distinguish which type is being emitted (pulsing vs. continuous). o9/3+O=gtXc4jz*`tp.'/Ar~|g]AQ Folks looking for an all-around capable pen tester will want to consider the Fluke VoltAlert non-contact voltage tester for its relatively compact design and its ability to quickly turn on and test for electricity. 0000017477 00000 n The NCVT-3P is a non-contact voltage tester with an integrated flashlight. Also, tripping GFCIs is simple, requiring just the press of a button. Klein Tools Wireless Jobsite Speaker with Magnetic Strap AEPJS2; Buy Milwaukee M12 ROVER 12-Volt Lithium-Ion Service and Repair 700 Lumens Flood Light with USB Charging with 2.0Ah Battery; Buy Glacier Bay Innburg Single Post Toilet Paper Holder in Brushed Nickel BD631100BN; Buy BEHR ULTRA 5 gal. In most instances, I am not a fan of bells and whistles, but this is a rare case when I am glad to have them. The recalled waterfowl decoys lithium-ion battery packs or replacement battery packs can overheat while charging or soon after charging, posing a fire and/or burn hazard. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. To provide instruments that HVACR professionals can trust to help them do more. Klein is a registered trademark of Klein Tools, Inc. Media Contact: As a multimeter, the T6-1000 works just as we expected it to, providing readings on voltage, resistance, and amperage as well as hertz (helpful for electrical motor service and other equipment). Extracting arguments from a list of function calls. Parabolic, suborbital and ballistic trajectories all follow elliptic paths. U.S. Consumer Product Safety Commission The majority of Klein tools are manufactured in plants throughout the United States and are the No. It also quickly alerted to power when it was turned on (some models take a few seconds). The NCVT-3P is rugged enough for any job site. 0000154774 00000 n Klein Tools NCVT-3 Voltage Tester, Non-Contact Dual Range Voltage The automatic shutoff turns the pen tester off after 5 minutes of inactivity, and its rubberized grip makes holding onto it a bit easier to manage. The new Fieldpiece Combustion Analyzers, CAT85 and CAT45, enable HVACR professionals to assess heating system emissions, draft pressure, and temperatures to support the overall fuel-efficiency and safety of furnaces. The Best Non-Contact Voltage Tester | Reviews by Wirecutter This voltage tester was extremely easy to use during testing. 0000068018 00000 n 0000026036 00000 n When it detects voltage, the tip glows bright red as an alert. This recall involves Klein Tools Non-Contact Voltage Testers with model numbers NCVT1 and date codes ending H7. It could be that the non-contact tester is picking up phantom voltage, but you'll want to be sure before cutting the cable. Deciphering how long of a press for which, is a bit confusing at times. 0000045312 00000 n Fluke 1AC-A1-II VoltAlert Non-Contact Voltage Tester, Klein Tools NCVT-1 Non-Contact Voltage Tester Pen, Sperry Instruments STK001 Non-Contact Voltage Tester. Klein, Fluke, Leatherman et al. The NCVT-3P is a non-contact voltage tester with an integrated flashlight. Contact. This type of tool isnt just for Electricians, homeowners, as well as other professionals, can benefit from the extra step to ensure safety before continuing their work. Lighting. In this how-to video, we'll show you how the Klein Tools. Warranty & Repair. I suspect you have an issue somewhere and that you should proceed with caution. Voltage Tester provides non-contact detection of low voltage in security, entertainment, communications, environmental control, and irrigation systemsDetects voltage with simultaneous visual and audible voltage indicatorsBright flashlight illumites work area and may be used independent of voltage detection functionGreen light indicates no voltageLightweight, compact tool with pocket clip . Upon detecting voltage, the red LED flashes rapidly and the model beeps, indicating that there is power present. rev2023.5.1.43405. The following model numbers are involved in the recall, all bearing date codes ending in H7. Get the Fluke VoltAlert non-contact voltage tester on Amazon or at Lowes. These companies specialize in creating electrical tools for pros, and their products are top-notchmany pros still use meters and testers they purchased decades ago. Non-Contact Voltage Tester Pen, 50 to 1000 Volts - NCVT-1 | Klein Tools 0000001096 00000 n 0000016382 00000 n It is a mute voltage tester with a flash light. ET45), Klein Tools new Electronic Voltage Testers offer simple, easy-to-use solutions for testing and troubleshooting AC/DC voltage, says Sean OFlaherty, director product management at Klein Tools. The meters have a yellow body housing with a tinted gray tip and have a black pocket clip/battery cap on the back. 0000007457 00000 n The tester runs on 2 AAA batteries which are included. Deaths, injuries, and property damage from consumer product-related incidents cost the nation more than $1 trillion annually. Consumers should immediately stop using the recalled non-contact voltage testers and contact Klein Tools for instructions on receiving a free replacement tool. The two modes are distinguished by the color of the light at the tip while the power is on. The NCVT-2P is a non-contact voltage tester that detects 12 to 1000V AC and indicates the presence of voltage in cables, cords, circuit breakers, light fixtures, switches, outlets and wires as well as AC voltage in doorbells, thermostats, low voltage lighting and irrigation systems. yes, the Klein will pick up low voltage and produce a slow beep with the end glowing red. The thermometer can detect temperatures between -22 and 482 degrees Fahrenheit, providing safe, hands-free temperature checks. But that doesnt mean that all voltage testers are one-trick ponies. The Best Voltage Testers Tested in 2023 - Picks from Bob Vila BEST BANG FOR THE BUCK: Sperry Instruments STK001 Non-Contact Voltage Tester. Save my name, email, and website in this browser for the next time I comment. About this item For user convenience, it comes with a holster, swappable leads, and alligator clips for easy transport. The Fluke T6-1000 Pro Electrical Tester multimeters Field Sense setting not only detects voltage, but it also measures that voltage without disconnecting connections. I'd use a multimeter (volt meter) to test the wires for voltage. Klein Tools Dual Range Non-Contact Voltage Tester with Receptacle We particularly liked the size, as its one of the most slender models going and fits well in a shirt pocket or tool bag. Learn more about Stack Overflow the company, and our products. 0000127232 00000 n This tool doesnt last long. The Klein Tools NCVT-3P is a dual-range non-contact voltage tester (NCVT) with a flashlight. Below, DIYers will find details about some of the best voltage testers on the marketall from trusted brands that produce quality electrical tools and all of which have been put through their paces with hands-on testing. Connect and share knowledge within a single location that is structured and easy to search. I'd use a multimeter (volt meter) to test the wires for voltage. Great to know when the voltage was off by just a proximity test as there were multiple lines and switches. First, the rubberized texture makes holding this model comfortable and less likely to slip. For long-term use and durability, choose a voltage tester from one of the trusted manufacturers in the electrical tools industry. 0000041556 00000 n We found it so handy to tote this tester in either a shirt pocket or the one on our tool belt because its not just compact, but also rounded, taking up less space than a square-cornered model. from wall switch, but light will not come on, preventing shocks: NCVT vs a voltage tester with leads, Non-Contact Voltage detector reading a daylight lamp from over 2 feet away, Can corresponding author withdraw a paper after it has accepted without permission/acceptance of first author. Operating the Klein NCVT-6 in voltage detection mode is pretty straightforward. $ir^t3^q lg bU It can also test Ground Fault Circuit Interrupter (GFCI) outlets to ensure theyre working properly. For more information, visit www.kleintools.com. 0000001448 00000 n The single button to turn on and off is easy to press. To simply test a wire for power, a pen tester can do the trick without confusing buttons or switches. The part/model numbers are written on the top of each unit above the brand name KLEIN TOOLS and date codes are printed on the bottom of the unit under the brand name. 0000034960 00000 n Which reverse polarity protection is better and why? A boy can regenerate, so demons eat him for years. Office: 847.821.4145 Give the power button a quick press, and the tool beeps once and emits a soothing blue light. Apply test leads 6 to the system under test to measure voltage. Reviews for Klein Tools Non Contact Voltage Tester with Laser Distance Move the tip toward the wires in question; if they're hot, the light will turn red. Electronic AC/DC Voltage Tester (Cat. 0000003581 00000 n Mine broke to soon. 0000124892 00000 n They sense and alert you to the presence of voltage without having to physically make contact with the conductor. Kleins Dual-Range Non-Contact Voltage Tester can take the shock out of un-expected energized circuits. The lack of an audible beep was somewhat of a letdown, as all the other models tested have that capability. 0000036015 00000 n Family Owned and Operated | Small Business Certified - ID 2028420 great tester. As expected, Klein Tools has not disappointed. These new combustion analyzer models make analysis easier and more effective with a large touchscreen display interface . Klein Tools NCVT3P Dual Range Non Contact Voltage Tester, 12 - 1000V AC Pen, Flashlight, Audible and Flashing LED Alarms, Pocket Clip $28.76 In Stock. 1 choice among professional electricians and other tradespeople. 0000034010 00000 n 0000030413 00000 n 0000004736 00000 n 0000152434 00000 n 0000001749 00000 n Tests DC voltages from 1.5V to 17-24V. 44 0 obj <> endobj Get the Klein Tools NCVT-4IR voltage tester on Amazonor at The Home Depot. It will not alert for 12-48 VAC. H\n0}vQ%Ep$a 1L!D!,x: =tn2d]~{M4xdkwzt^|xx[R&1xy))&c_0O&3iyqzF.y7=5+b[$o|\v:7cR,+MR%9g,k5yc!L#), b^!c";fLitZ8-NK%2fKq8x=Gq8x=GqsLCmnC=;tz8=NOtz8==OA,,,,,,,,,,,,a'N:#G#Gh~G+ 0000015877 00000 n 0000016672 00000 n This Klein Dual Range Voltage Tester Review will explore Klein Tools Dual-Voltage Non-Contact Voltage Tester, which will allow you to make sure that those circuits are indeed safe to work on. Essential Cooling Season Tools for Inspecting A/C Systems, Using the Job Link System to Easily Measure Delta T, Real-World Ways Wireless Tools Change the Game. Many pen testers also have voltage working rangessuch as 90 to 1,000 voltsso some may not be able to detect low voltages. Does this mean I am safe to cut the wires? Parts & Accessories. Non-Contact Voltage Tester Pen, Dual Range, 12-1000V AC - Klein Tools 2023 Fieldpiece Instruments, Inc. All rights reserved. Ill update the article to reflect the new pricing. In the dual-voltage mode, the tester is a lot more sensitive and will start to alert with the low voltage beep and flash when you are a few inches away from an energized 120 VAC wire. The lithium-ion batteries in the recalled power banks can overheat, posing a fire hazard. What is this brick with a round back and a stud on the side used for? It can test for voltage between 50 and 1,000 volts of alternating current, and it fits nicely in a pocket or pouch. This pen tester comes with a plug-in outlet tester, allowing users to test wires and outlets with one kit. For electrical work around equipment that runs a bit hot, such as boilers, furnaces, and industrial equipment, the NCVT-4IR voltage tester from Klein Tools is a smart choice. nBG#PpB7M>>z[+g .FqZsJZJSN5bf w The link you selected is for a destination outside of the Federal Government. No. If youre undertaking electrical projects around the home, there are certain tool box essentials to keep at the ready. However, those in the market for a tester that can light up dark spaceshelpful to see exactly what theyre testingcan check out the Greenlee voltage tester. 0000006319 00000 n One way to do this is, while there is a load (the sconce lights), to put a voltmeter across two different points on the same wire (both hot or both neutral). Note: Individual Commissioners may have statements related to this topic. 0000009927 00000 n If you have internet over the power lines, you could be picking that up. Funny how people complain but dont bother getting an exchange unit. To ensure that the following models are really top-notch, we performed hands-on testing in situations DIYers are likely to encounter. Mode 2: 12 to 1000V AC. Failure to follow instructions could result in death or serious injury. To top that off, the price is right as well as the design and performance. Feb. 21, 2019 (Lincolnshire, Ill.) Klein Tools (www.kleintools.com), for professionals since 1857, introduces two Electronic AC/DC Voltage Testers, which are designed to easily check, verify or troubleshoot common residential electrical wiring and devices. 0000014830 00000 n When it detects voltage, it will beep loudly, and a clear plastic that houses the bulb will flash red. 0000068389 00000 n 0000085565 00000 n Includes both visual and audible signals. 0000003137 00000 n 839 343K views 7 years ago A non-contact voltage tester is a very useful tool for anyone working on or near electrical circuits. For example, having the best voltage tester on hand will speed up workflow and help keep you safe from shocks. While the NCVT-4IR pen testeran infrared thermometer and noncontact tester into one toolis designed for HVAC mechanics and technicians, DIYers ought to appreciate it as well. $53 * from Amazon. Klein Tools NCVT-4IR Non-Contact Volt Tester, 12 - 1000V AC Pen with IR But this model doesnt have an on/off switch, which means its always in on mode for easy use. Folks who want to ensure they can see exactly where and what they are testing should check out Greenlees Non-Contact Voltage Detector. Expert advice from Bob Vila, the most trusted name in home improvement, home remodeling, home repair, and DIY. PDF ELECTRONIC AC/DC VOLTAGE TESTER - INSTRUCTIONS ET40 - Klein Tools It also weighs just 10.6 ounces, meaning it wont feel heavy clipped to a shirt. Neutrals in multi-wire branch circuits may be energized when disconnected and must be retested before handling. 0000018560 00000 n Good wiring should see no more than a few volts, and usually much less; a bad connection will show somewhere up to the full 120 volts. $20 from Home . Then, each model was tested for fit in a tool bag and shirt pocket, ensuring they were compact and easy to transport.We even measured each model to provide an accurate depiction of their real size, not the packaging dimensions most sites provide. When DC voltage is detected, the "+" or "-" polarity indicator 4 will illuminate, revealing the polarity. 0000008524 00000 n 0000000016 00000 n 0000011061 00000 n Voltage testers arent compatible with every electrical device a DIYer might come across. Klein Tools NCVT-3 Voltage Tester, . 44 41 PDF Test Equipment Depot - 800.517.8431 - 5 Commonwealth Ave It also beeps steadily when it detects voltage. If taking on electronic device repairs (computers, drones, or televisions, for example) or working on a vehicle, look for a multimeter with a built-in voltage tester. However, in our experience, the actual voltage readings werent nearly as accurate as those of the regular leads. Certain types of voltage, or voltages outside of the range the tester can detect, wont cause the tester to alert. We do that by constantly listening to the pros in the field, and then creating tools that solve their problems. The U.S. Consumer Product Safety Commission (CPSC) is charged with protecting the public from unreasonable risk of injury or death associated with the use of thousands of types of consumer products. The batteries can overheat, posing thermal burn and fire hazards. And since theres a built-in battery indicator and automatic shutoff, it should not drain its two AAA batteries. xref startxref document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Klein Tools does it again with a small & simple, yet effective tool to make sure circuits are off before you work on them. Please visit www.cpsc.gov/commissioners to search for statements related to this or other topics. Enter the 2AC Non-Contact Voltage Tester from Fluke. The Klein detects standard and low voltage and is equipped with a handy flashlighta nice touch for a tool you may need when the lights go out. Dual Range Non-Contact Voltage Tester with Flashlight, 12 - Klein Tools For more information, visit www.kleintools.com/new-products or search for #NewKleins on social media. BEST MULTIFUNCTION: Klein Tools NCVT-4IR Non-Contact Voltage . 0000041948 00000 n Went back to trusty Fluke Alert. It features an automatic shutoff to stretch battery life and a low-battery indicator that alerts when the included AAA batteries are about to run out. Could also be ghost voltage, a low impedance tester will rule that out. Since 1857 Klein Tools, a family-owned and operated company, has been designing, developing and manufacturing premium-quality, professional-grade hand tools. ET40) Identifies and distinguishes between AC or DC voltage. Test and Measuring Tools. Higher voltage and moving closer to the AC source increases the blinking . 0000002262 00000 n BEST MULTIMETER: Fluke T6-1000 Pro Electrical Tester. Use school safety checklists to help protect students, visitors and staff while ensuring safety equipment such as first aid kits and fire extinguishers are up to date. Our initial tests included using each model on outlets around the house, as well as appliance wires, including those that were plugged in and those that werent. The pen tester detects voltages between 50 and 1,000 volts. The infrared thermometer has a built-in laser pointer that makes precise measurements easier to achieve. Soldering. Resources; Store; To provide a better user experience, this website uses technical and analytics cookies. The pen tester features a two-color LED system: blue to indicate that its workingand red when it detects voltage. Although the voltage testers do not generally tell you how many volts they detect, that is not their purpose. From the humble beginnings in the founders garage in 1990, to the international powerhouse Fieldpiece is today, the mission at Fieldpiece has remained the same. 0000068853 00000 n Recalled Klein Tools Non-contact Voltager Testers NCVT-1, Black Diamond Equipment Recalls Recon LT Avalanche Transceivers Due to Risk of Loss of Emergency Communication, Moen Recalls Flo Battery Back-Ups for Flo Smart Water Monitors Due to Fire Hazard, Higdon Outdoors Recalls Battery Packs on XS Series Motion Waterfowl Decoys and Replacement Battery Packs Due to Fire and/or Burn Hazards, STIHL Incorporated Recalls Docking Stations Sold with STIHL iMOW Robotic Lawn Mowers Due to Fire Hazard, Fantasia Trading Recalls Anker Power Banks Due to Fire Hazard, Relion Battery Recalls Relion Insight Series Lithium Batteries Due to Thermal Burn and Fire Hazards, Non-Contact Voltage Testers Recalled by Klein Tools Due to Shock Hazard. Klein Tools at 800-527-3099 from 7 a.m. to 6 p.m. CT Monday through Friday, email at ncvt1support@kleintools.com or online at www.kleintools.com and click on Safety Recall Information at the bottom of the page for more information. 0000019442 00000 n PDF FIG. 1 INSTRUCTIONS - dual-range Non-Contact Voltage Tester with Those that failed the tests were discarded. Models that passed our tests were given awards based on their strengths. endstream endobj 58 0 obj <>stream Dual Range Non-Contact Voltage Tester 12 - 1000V AC It can detect voltage from 70 to 1000V AC (Mode 1), or from 12 to 1000V AC (Mode 2) for low voltage and higher sensitivity. + While most pen testers will clip to a pants pocket or fit inside a shirt pocket, bulky models wont feel comfortable to carry that way. It only takes a minute to sign up. The light flashes red and two distinct warning tones sound when either low or standard voltage is detected. Non-Contact Voltage Testers Recalled by Klein Tools Due to Shock Hazard Blue denotes the mode that will alert to 12-48 VAC with a low-pitch beep and flashing red light or 48-1000 VAC with a continuous beep and a steady red light. Klein Dual Range Voltage Tester Review Features The two modes are distinguished by the color of the light at the tip while the power is on. This model had the best range, though, detecting lower voltages than the others tested. They dont help detect the direct current in a vehicle. Often, electrical professionals need a fast way to test a wire and take a measurement without finding a junction or outlet. In testing, the laser was easy to use, though slightly weaker than we wouldve liked. Power Probe <<83F20D0B2A6F5448801662695E93B569>]/Prev 834487>> Toll-Free Consumer Hotline | Time: 8 a.m. - 5.30. p.m. Bosch Cordless Palm Router Giveaway Winner, Southwire Extension Cord The Polar Solar Cord. How To Install a Smoke Detector Project Guide, Lean how to install a smoke alarm in this video/project guide that shows all steps to install and maintain your alarm, including tools and materials. The Klein Tools NCVT-3P is a dual-range non-contact voltage tester (NCVT) with flashlight. Also, the automatic shutoff turns off without a loud beep, saving energy and avoiding startling the user when working with an electrical device. . Holding down either shuts the tester off or changes modes. 0000063397 00000 n He also rips off an arm to use as a sword. The recalled transceivers can unexpectedly enter search mode due to interference from other beacons. Most voltage testers feature battery indicators that automatically alert you to advise that the tester is working. marketing@kleintools.com, 2023 Klein Tools, Inc. All Rights Reserved, Klein Tools Introduces Easy-To-Use AC/DC Voltage Testers for Residential Wiring, Wire Fish Tape, Fish Rods, and Conduit Tools, Non-Contact Voltage Tester Pen, 50 to 1000V AC, Multi-Bit Screwdriver / Nut Driver, 11-in-1, Ph, Sl, Sq, TORX Bits, Digital Circuit Breaker Finder with GFCI Outlet Tester, Multi-Bit Electronics Screwdriver, 4-in-1, Phillips, Slotted Bits, Spud Wrench 7/8-Inch Nominal Opening for Heavy Nut, Four useful AC/DC testing levels aligned with commonly used residential voltages, Bright LEDs illuminate to indicate the level of voltage detected, Pocket clip to secure tester to pocket for reliable everyday carrying, Industrial design to withstand harsh jobsite demands with a 9.9-foot (3 m) drop rating and IP41 dust- and water-resistance, Identifies and distinguishes between AC or DC voltage, Indicates polarity when measuring DC voltages, Built-in test lead holders on sides of tester, Safety Rating: CATIII 250V, Class 2, Double insulation, Powers off automatically after two minutes of non-use to conserve battery life, Low battery indicator with easily accessible battery compartment, Tests AC voltages from 24V to 240V AC and DC voltages from 32V to 330V, Built-in test lead holder on back of tester holds the leads in two positions to enable testing of tamper-resistant US-style outlets or convenient storage, Safety Rating: CATIII 350V, Class 2, Double insulation, Batteries not required; tester is powered by the applied voltage. Klein Tools NCVT-4IR is a voltage tester that provides non-contact determination of AC voltage in cables, cords, circuit breakers, switches, outlets and wires; as well as infrared (IR) thermometer measurements, making it the perfect choice for HVAC professionals. Just using their description. Report a dangerous product or product-related injury on. It features dual sensitivity detection, turning blue from 1" to 5" (2.54 cm to 12.7 cm) from the source and red when at the source. 0000005933 00000 n The NCVT-1 voltage tester uses an easy-to-understand red-and-green indicator to alert the user to power: green for no power and red for voltage. It also has a loud, audible beep to indicate it is detecting power, but there is a disable function for quiet environments. Even when dealing with low voltage (under 120VAC) it is important to make sure the circuits are de-energized. I hate hearing that, Edmund! Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. ]]rFtE8y}7xka2op=&St}6+M5*7qyuoje}mN=mb~Uw'\C? h8|=^}w#Lginm&Uk:}NqV3_. If the tester detects voltage, the "power on" LED in the tip of the tester changes color from green to red and a continual beeping sound is generated. Firex Smoke Detector, Hardwired with nine-V Battery Backup & Front-Load Battery Door, Smoke Alarm, 4-Pack, 10 Year Worry-Free Smoke Detector, Lithium Battery Powered, Smoke Alarm, 3-Pack, Firex Smoke Detector, Hardwired with 9-Volt Battery Backup & Front Load Battery Door, Adapters Included, Smoke Alarm, Code One Smoke Detector, Battery Powered with Ionization Sensor, Smoke Alarm, 10 Year Worry-Free Smoke Detector, Hardwired with 10 Year Battery Backup, Smoke Alarm, Firex Smoke Detector, Hardwired with 9-Volt Battery Backup, Smoke Alarm, 6-Pack, 10 Year Worry-Free Smoke Detector, Lithium Battery Powered with Photoelectric Sensor, Smoke Alarm, 2-Pack, Firex Smoke Detector, Battery Operated with Front-Load Battery Door, Smoke Alarm, 10 Year Worry-Free Sealed Battery Smoke Detector with Intelligent and Wire-Free Voice Interconnect (2-Pack), Firex Hardwired Smoke Detector with Photoelectric Sensor and 9-Volt Battery Backup, Firex Hardwired Smoke Detector with Ionization and Photoelectric Dual Sensors, 2 in.