KERUI W202 GSM/WIFI Smart Alarm System delivers ultimate home security with cutting-edge technology. The 3MP high-definition camera captures crystal-clear footage day and night, featuring advanced motion detection and real-time alerts. Premium PIR detector boasts 120° wide-angle coverage and 10m detection range with anti-pet false alarm technology.

Wireless door sensor utilizes military-grade ABS material with precise magnetic contact for instant intrusion alerts. The 4-inch full-color touchscreen displays real-time status with intuitive icons and customizable settings. Dual-network support (GSM+WIFI) ensures uninterrupted protection even during internet outages.

Smart integration with Tuya app enables remote monitoring, voice control via Alexa/Google Assistant, and multi-user access sharing. Industrial-grade components withstand extreme temperatures (-10℃~50℃) with 5000mAh backup battery for 48-hour emergency power. Ideal for houses, offices, warehouses, and retail stores needing professional-grade security.

Package includes: 1 alarm host, 1 PIR detector, 1 door sensor, 1 power adapter, and mounting hardware. FCC/CE/RoHS certified with 2-year warranty. Bulk order discounts available for security companies and property managers.