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Chongqing Jiangbei CBD Water Pressure from Wanlin Fire Prote···
Chongqing Jiangbei CBD···
2026-06-10
Chongqing Jiangbei CBD Water Pressure direct from Wanlin Fire Protection — 12-year factory experience, WL-PG200 fully certified CE/FCC/RoHS. Key specs: NB-IoT wireless, 8s alert push via APP/SMS/Call, 5-year
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MQTT Protocol Pressure Transmission from Wanlin Fire Protect···
MQTT Protocol Pressure···
2026-06-10
MQTT Protocol Pressure Transmission direct from Wanlin Fire Protection — 12-year factory experience, WL-PG200 fully certified CE/FCC/RoHS. Key specs: NB-IoT wireless, 8s alert push via APP/SMS/Call, 5-year