Smoke Detectors(37 products)

Kidde Hardwired Combination Smoke and CO Alarm with Voice Alert and 10-Year Backup Battery (3-Pack)

3 Pack alarms offers a modern design ideal for all living spaces. Cutting edge technology sends fast alerts that give your family more time to get out safely and enhanced sensing technology reduces false alarms often caused by cooking. Comprehensively tested and designed to UL/ULC/CSA standards for safety and reliability, this Kidde alarms are powered by a 120V AC with 10-year backup battery so you never have to change a battery and alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device. Plus, it's self-testing and easy to install with the included twist-and-click mounting bracket. Equipped with end-of-life notifications, these alarms will beep to remind you it's time to replace it 10 years after they are powered. This model also features voice alerts that let you know exactly why your alarm is sounding and interconnected alarm activation so you never miss an emergency and can get out faster.

Kidde Kidde Plug-In Smart Carbon Monoxide Detector & Indoor Air Quality Monitor with 10-Year Battery

Kidde Smart Plug-In Carbon Monoxide Alarm & Indoor Air Quality Monitor with 10-Year Battery, model KN-COP-DP-10YL-AQ-WFCA, is an industry-first. Up-to-date, real-time notifications are provided through the Kidde app, so your family & friends - even the pet sitter - can monitor your home's air quality & receive alerts to CO presence, high humidity levels that can lead to mold, unexpected high or low temperatures, or Total Volatile Organic Compounds (TVOCs). The smart plug-in CO alarm & indoor air quality monitor is compatible with your Amazon Alexa, Google Home, and select iPhone & Android smart devices. The Kidde smart CO alarm uses electrochemical sensor technology to detect poisonous CO gas in your home and alert you by sounding an 85-decibel alarm with a voice alert announcing "Warning! Carbon Monoxide!". The Kidde carbon monoxide alarm plugs into a standard, 120V AC power outlet and has a 10-year battery backup in the event of a power failure.

Kidde Digital CO Alarm, Plug-in with Batt B/U

Digital Carbon Monoxide Alarm that allows early warning signs of Carbon Monoxide in your home with displaying low levels so your family can react before harmful level are reached. Ideal for bedrooms and hallways.

Klein Tools Combustible Gas Leak Detector

The ET120 is it the perfect choice for HVAC professionals. It is an easy-to-use tester that provides audible and visual alarms in the presence of methane, propane and other combustible gases at concentrations as low as 50 ppm. It features two levels of sensitivity depending on users' needs: High (approximately 50 to 1000 ppm) and Low (approximately 1,000 to 10,000 ppm).