First Alert Hardwired 120V Electrochemical/Ionization Carbon Monoxide and Smoke Alarm Phone & Computer green visual indicator shows pex

green visual indicator shows pex pipe is inserted to the proper depth

Family Size: 4

under sinks

General Purpose LED Bulb

First Alert Hardwired 120V Electrochemical/Ionization Carbon Monoxide and Smoke Alarm Phone & Computer green visual indicator shows pexElectrochemical & ionization sensor Designed for hardwired installation, but features a 10 year battery back up allowing the unit to function if the power goes out Hardwire adapter so there is no need to rewire Can be connected to other compatible BRK or First Alert CO smoke detectors within a single family residence Includes single button silence or test function 10 year limited warranty