GX-620W

Wireless Photoelectric Smoke Alarm
Product No: GX-620W
Main Feature:
SMT manufacture technology, high stability
Wireless Function
Test and Hush button
Malfunction auto-check indicator
High reliability 
Dustproof, mothproof, anti-light interference design
Ceiling installation or wall installation
Execute criterion:  EN14604

Technical specification:
Power source: 2pcs 1.5V AA alkaline battery
Static current : ≤10uA
Alarm current: ≤35mA
Send Frequency: 433.92MHz
Radio distance: 100m (open land)
Alarm output: Sound & Flash alarm
Working environment : -10℃~+50℃ （≤95%RH ) 
Size: 115*50mm  
Push to Test
Low battery warning