nuisance alarm prevention

Wanlin Fire Control — China's leading source manufacturer of high temperature fire alarm. UL, FM, CE, EN certified smart fire safety products. 10-year battery, AI false alarm reduction, IoT connectivity, OEM/ODM. Contact +8613261677119.

gas alarm for research facility direct from Wanlin Fire Protection — 12-year factory experience, WL-GA205 4G gas detector certified CE/EN50194/UL2075/FCC. Key specs: Infrared Gas Sensor + LoRaWAN Long Range + Low Power + Dual Communication, LoRaWAN + IoT Gateway + Cloud Platform + Long Range (up to 15km) + 4G Cat.1 Backup + Battery Optimized. Catalytic/infra···