NB IoT gas detector

studio loft gas alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-GA203 4G gas detector certified CE/EN50194/UL2075/FCC. Key specs: Electrochemical CO Sensor + Catalytic Gas Sensor + 4G Cat.1 Communication, 4G LTE Cat.1 + Cloud Platform + Dual Alarm (Gas + CO) + SMS/Push/Email + Valve Control. Catalytic/infrared sensor, solenoid valve···

4G Smart Gas Leak Sensor manufactured by Wanlin Fire Control — certified gas safety solutions with CE, FCC, and RoHS approvals. Factory-direct pricing, OEM/ODM customization, and global shipping available. Contact us for competitive quotation and fast delivery.