Test by hand,Low battery warning
Hush Button
Low standby current,Auto reset,ASIC adopted
Anti-light, mothproof,Strong adaptability for circumstance
SMT design, high stability
Operating Voltage:120V/220V AC
Backup Battery: 9V battery
Static current: ≤10uA
Alarm current: ≤15mA
Alarm indication: LED flash
Sound level: ≥85dB/3 meters
Operating temperature:40 to 100(4 to 38)
Operating humidity: 5%-95% RH Sensitivity:2.06%/ft
Detecting area: 20 square meters
Alarm output: sound and flash alarm
Size: 128 x 38mm deep Wireless interconnection
Execute criterion: EN14604,UL217