Model Number: BSM1415-4L-04
Key Specifications/Special Features:
Advantage:Photoelectric infrared LED.Ceiling mounting.Mothproof/dustproofAnti-lightAnti-dust and anti-bugManually test.Auto reset after smoke clearing.Normal and alarm status LED indicatorTest button integratedSmog sensitivity comply with GB4715-2005Wide range environment temperature and humidityUsed specialty MCUSMT process and stabilization goodBuilt-in buzzer make a sound per 30s when battery low voltage