Customer Service Hotline:
+8613261677119
+8613261677119
Bluetooth Gas Alarm 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 Ukraine. Contact: wanlinfirecontrol@163.com