About This Electrochemical sensor technology detects CO gas & sounds an 85-decibel alarm Easy installation, no wiring needed: operates on a 10-year lithium battery, so it never needs replacing, plus detects during power failure Digital display updates every 15 seconds & displays the level of CO presence Conveniently designed & portable: simple to install on a wall of your home or place on a tabletop 3 LEDs indicate: green = normal operation, red = carbon monoxide presence (sounded with an 85-decibel alarm), & amber = replace the detector Peak Level Memory records the last time carbon monoxide was detected or when the unit was last tested Test-Hush button makes it easy to test the carbon monoxide detector or temporarily silence the low battery chirp warning UL Certified, 10-year limited manufacturer warranty Overview Brand : Kidde Style : Digital Power Source : Battery Powered Color : White Product Dimensions : 1.5"D x 4.5"W x 2.75"H Item Weight : 0.31 Pounds Alarm : fire safety, electrochemical, tamper-resistant Operating Humidity : 10% to 95% relative humidity, non-condensing Upper Temperature Rating : 100 Degrees Fahrenheit Sensor Type : Electrochemical
