"Test Button; Hush button
Auto reset
ASIC adopted;Anti-light, mothproof;Strong adaptability for circumstance;
SMT design, high stability
Technical specification:
Operating voltage: 9V battery
Alarm output: sound and flash alarm
Sound level: ≥85dB/3 meters
Sensitivity:2.06%/ft
Detecting area: 20 square meters
Dimension: Φ128*38mm
Execute criterion:EN14604,UL217"