Wireless Photoacoustic Gas Detector

Wanlin Fire Control — China's leading source manufacturer of portable building smoke alarm. 4G/NB-IoT/LoRa wireless smoke, gas, and CO detectors with CE/UL/EN certification. OEM/ODM, cloud monitoring, factory-direct pricing. Contact +8613261677119.

Lorawan Infrared Gas Detector China manufacturer. 4G gas detector with catalytic combustion sensor (LEL), auto shut-off valve, 4G Cat.1 cellular alarm, cloud platform monitoring. EN50194 & UL2075 certified. OEM/ODM, wholesale, global shipping to Australia. Contact: wanlinfirecontrol@163.com