Mini Size: (diameter) 67x47mm
Power Source: DC 3V(build-in lithium battery)
Alarming Decibel: ≥85dB/3m
Low battery signal
Push to Test
Mini Smoke alarm(with 10 Y battery) LM-109C
Smoke alarm with 10Y sealed battery LM-107A
Mini Smoke alarm(with 10 Y battery) LM-109D
Mini Smoke alarm(with 10 Y battery) LM-109E
Mini Smoke alarm(with 10 Y battery) LM-109G