Carbon Monoxide Detectors by FDUIOSPF. Details:The FDUIOSPF Carbon Monoxide Detector uses electro-chemical sensing technology to protect families. – It is very convenient for us to install and operate. – Tests/Reset Button, Green LED Light Indicates Alarm Is Operating Properly, Red LED Light Indicates Dangerous Levels & Alarm Will Sound End Of Life Warning. – Low battery signal and “end of life”warning ensures detector is ALWAYS monitoring your safety. Features: Easy installation Backlit display Test/Reset button Alarm memory function Power saving function Low battery indicator Unit end of life warning Specifications: Sensor: electrochemical co sensor Display: LED blue backlight digital display Low power alarm: a “built” every 30 seconds is a clue Standby Current:<50u - A Alarm Current:<50m - A Alarm tone: 85 decibels Operation Ambient Condition:5°C~40°C; 20%~90%R.H Power supply: 2 *AAA batteries (not included) Size: 2.36in(L)x 2.36in(W)x0.98in(H) Weight:80g Package Include: 1 x Carbon...