carbon monoxide leak detector

group home smoke detector — Wanlin, 12-year Chinese smart fire detector manufacturer, WL-SM600 (4G Smart Photoelectric Smoke Detector) certified UL/CE/EN54. Dual-Wavelength Photoelectric + 4G LTE Cat.1 + IoT Cloud + 85dB Siren + 10-Year Battery. 10-year battery, 4G/NB-IoT/LoRaWAN, OEM/ODM from 500 units, factory direct pricing 50-70% below Western brands.

Household Carbon Monoxide Detector China manufacturer. Electrochemical CO sensor with UL 2034 EN 50291 CE certification. 4G wireless, smart home integrated, OEM/ODM, wholesale, global shipping to USA. Contact: wanlinfirecontrol@163.com