915MHz wireless

Wanlin Fire - China source manufacturer for Thailand fire safety innovation. Featured model WL-TH-CO (CO & Combustible Gas Detector): Semiconductor combustible gas: LPG / natural gas / methane; EN 50194-1: alarm before 10% LEL (LPG) / 8% LEL (methane); 85 dB at 3 m sounder + relay + solenoid valve output; -10 to +50 deg C, 0-95% RH. Full lineup: smoke and he···

assembly line smoke alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP100 smart fire detector certified UL 217/UL 268/UL 2034/UL 864/CE/EN14604/EN54/FCC. Key specs: Dual-Wavelength Photoelectric Sensing + Infrared Scattering Chamber + 4G LTE Cat.1 Cellular Communication, 4G LTE Cat.1 + IoT Cloud Platform + SMS/Push/Email Alerts + ···