M2 720P Smart WIFI Video Visual Doorbell,Support Mobile Phone Remote Monitoring & Night Vision (Grey) Filter-Screen Protection Film adjustable shoulder strap

adjustable shoulder strap

which can detect ambient temperature and humidity

General Compatible with Xiaomi:  Redmi 10X Pro 5G

3mm thickness enhances wrist comfort and touch

General Compatible with ZTE:  nubia RedMagic 3s

M2 720P Smart WIFI Video Visual Doorbell,Support Mobile Phone Remote Monitoring & Night Vision (Grey) Filter-Screen Protection Film adjustable shoulder strap1. Watching anytime anywhere if you wanna see it. No wiring,installation is extremely simple,using ultra low power technology,effective use for more than 8 months ,not only convenient,but energy saving and environmental protection. 2. The design of remote controller without screws,anti dust,continuous transmission ensures complete reception of the signal. 3. Guests can make video voice call,and record for a short video,the owner will know who in front