>Measurement smoke app push notifications>Easily install on the wall or any surface by screws or tape>Battery type: CR2 x 1pcs 3V>Standby current: 11uA>Alarm current: 120mA-130mA>Battery life: 5 years standby time
>Working voltage: DC9V-35V>Quiescent current: ≤2mA>Alarm current: ≤10mA