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.
