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carbon monoxide alarm for laundry room
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Wanlin Fire Protection Brings NB-IoT (LTE Cat-NB1) NB-IoT Ca···
Wanlin Fire Protection···
2026-07-09
CO detector technology direct from Wanlin Fire Protection — 12-year factory experience, WL-CO803 fully certified UL 2034/EN 50291/CE/FCC/RoHS/REACH. Key specs: NB-IoT (LTE Cat-NB1), Electrochemical CO Sensor + NB-IoT Low-Power Module, 5-year replaceable battery (2x AA lithium). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60···