Test Button,Sound level: >85dB/3m,alarm stand alone,AC110V\220V with 9V backup battery,meets EN14604,UL217

Test by hand,Dual sensor,Low battery warning.                                                          Interconnects:Up to 40pcs HEIMAN smoke detector.
Low standby current,Auto reset,ASIC adopted
Anti-light, mothproof,Strong adaptability for circumstance
SMT design, high stability
Operating voltage: AC120V or AC230V,9V Backup Battery
Static current: ≤10uA
Alarm current: ≤15mA                                                                                                                      Fixed Temperature  135(57)
Alarm indication: red LED flash
Sound level: ≥85dB/m
Operating temperature:-10 to +70
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
Execute criterion: EN14604 & EN5446-2