switch output

Atlanta smoke detector direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP500 smart fire detector certified UL 217/UL 268/UL 2034/UL 864/CE/EN14604/EN54/FCC. Key specs: Multi-Sensor Fusion (Smoke + Heat + CO) + AI Machine Learning Algorithm + 4G LTE + WiFi Dual Communication + Edge Computing, 4G LTE Cat.1 + WiFi + AI Cloud Platform + Smar···

4G Water Level Meter direct from Wanlin Fire Protection — 12-year factory experience, 4G Magnetic Float Liquid Level Switch (WL-LT600) certified CE/FCC/RoHS/Exd IICT6. Key specs: 4G/NB-IoT wireless, Multi-point detection, explosion-proof, auto pump control, 0-5m range. MOQ 200pcs, OEM/ODM available.