door and window sensor

water leak detector with email alerts direct from Wanlin Fire Protection — 12-year factory experience, WL-HS105 certified CE/FCC/RoHS/REACH/ISO9001/NFPA 72. Key specs: 4G + WiFi + GPS + Accelerometer Fall Detection, 4G + WiFi + GPS + Two-Way Voice + SMS + Push + Phone Call. No monthly fees, 4G cellular backup, DIY installation, expandable to 50-100+ sensors···

gas leak detector direct from Wanlin Fire Protection — 12-year factory experience, WL-HK607 fully certified CE/EN14604/FCC/RoHS/REACH. Key specs: 4G LTE Cat.4 + WiFi 6 + Zigbee 3.0 + Z-Wave + Bluetooth 5.2 + LoRaWAN, AI multi-sensor fusion, 4G+WiFi dual-path, Hub: AC + 72h backup; All battery devices: 3-10 year. MOQ 100 kits, 25-30 working days, OEM/ODM cus···