Specifications: 1. Real time monitoring of every opening and closing of doors and windows immediate push of alarm information for abnormal changes and remote real-time viewing of switch status through the APP;<br> 2. Wide Applications: Apply the smart door/window sensor to different scenes your bedroom garage bathroom garden and anywhere you like keeping your from danger with a linkage of the smart door/window sensor together with zigbee sensor with one zigbee hub required only. Easy to integrate into environments<br> 3. Battery powered low power consumption one year standby<br> 4. Home mode: Open the door and automatically turn on the light. At night open the door and automatically turn on the light to welcome you The product contains a 200mah rechargeable battery that supports USB power supply<br> 5. Easy installation with double-side tape simply anywhere you like to protect your house security.Make intelligent linkage with other smart devices to achieve a comprehensive idea of intelligence.It can be flexibly installed in positions such as doors windows drawers etc.<br> <br> ZigBee USB Door/Window Sensor<br> Detect the open/close status of doors and windows and push notifications to mobile phones<br> Power supply: DC 5V1A (Type-C)<br> Battery capacity: 200mAh rechargeable battery<br> Charging duration: 2 hours<br> Wireless Technology: Zigbee3.0 IEEE 802.15.4<br> Material: plastic<br> colour: white<br> Package Contents:<br> 1 x Sensor<br> 1 x Charging cable<br> Only the above package content other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store