4-Wire Network Photoelectric smoke alarm
1.Power supply non-polar input
2.Infrared photoelectric sensor
3.MCU processing, eliminate false alarm
4.SMT manufacture technology, high stability
5.Dustproof, mothproof, anti-light interference design
6.Stainless steel shield, anti-RFI(20V/m-1GHz)
7.Execute criterion:UL268, GB4715, EN54-7