The CPVAN CP-SM11 interlink smoke alarm features a built-in 5-year lithium battery that provides continuous power for the life of the detector. An end-of-life warning lets you know when the device should be replaced
The CPVAN CP-SM11 interlink smoke alarm features a built-in 5-year lithium battery that provides continuous power for the life of the detector. An end-of-life warning lets you know when the device should be replaced