shock sensor for door

Home Alarm System with Pension Fund China manufacturer. AI home security and fire alarm bundle with CE UL RoHS FCC. 4G wireless, smart home integrated. OEM/ODM, wholesale, global shipping to Australia. Contact: wanlinfirecontrol@163.com

home alarm system with smart sensors direct from Wanlin Fire Protection — 12-year factory experience, WL-HS101 certified CE/FCC/RoHS/REACH/ISO9001/NFPA 72. Key specs: 4G + WiFi + Zigbee Multi-Protocol Smart Hub, 4G + WiFi + Zigbee + SMS + Push + Voice Alert. No monthly fees, 4G cellular backup, DIY installation, expandable to 50-100+ sensors. MOQ 100 kits, 2···