1. 4.3 inch high-definition display.
2. 2 million professional security camera.
3. Metal material prying cat eye head.
4. 145 degrees wide wide angle.
5. 1800mA lithium battery; easy to use and convenient.
6. Support USB and mobile power supply.
7. Support the door thickness 35-110mm.
8. Door hole range 15-25mm.
9. Energy saving technology, automatic standby.
10. A key to wake up function to watch, easy to operate.