battery powered wireless smoke detector

433MHz smoke detector Standalone Photoelectric Smoke Alarm with 433 MHz Wireless Interconnect export OEM ODM wholesale

wireless fire alarm detector head Standalone Photoelectric Smoke Alarm with 433 MHz Wireless Interconnect export OEM ODM wholesale

Wanlin Fire - China source manufacturer for battery powered wireless smoke detector. Featured model WL-TH-HD (Fixed & Rate-of-Rise Heat Detector): Fixed temperature A2S, 70 deg C high-heat class; EN54-5 Class A2S, alarm at 70 deg C for boiler and generator rooms; Panel zone alarm + optional internal 85 dB sounder; -10 to +60 deg C, 0-95% RH. Full lineup: smo···