10-year battery sealed lithium carbon monoxide alarm en 50291 mems sensor low power fire alarm panel lorawan gateway smart fire protection closed loop fire safety analytics risk scoring photoelectric sensor drift compensation manual call point en 54-11 power monitoring circuit temperature fire monitoring system remote monitoring evacuation emergency response smoking detector stairwell no-smoking area multi-sensor dual-sensor wall mount retrofit smoking alarm event log vape detector hotel room school factory direct wholesale flame detection camera ai video analytics e-bike shelter fire system smart breaker wifi fire extinguishing ball re-ignition risk fire pump set diesel pump cloud platform pump and solenoid detector tester hfc-free aerosol power monitor arc fault co alarm electrochemical gas detector lpg lora gateway sounder strobe 100db en 54-3 resettable wireless gas detector catalytic wireless fire panel oem bms integration en 54-2 wireless sounder strobe bulk supply vad en 54-23