1.Sensor: OV Industrial High Definition Color Sensor
2.Screen: 3.5" LCD Color Screen
3.View Angle: 120 Degree
4.Take Photo Function
5.Take Video Function
6.Easy to Install
7.Doorbell Function: 32 Optional Ring Music
8.Night Vision: 4pcs IR LEDs
9.Support Video and Photo Reviewing Directly
10.Support micro SD card
11.Digital Zoom Function
12.Don’t Disturb Function
13. 8 Languages: English,French,Spanish,Italian,Arabic,Hebrew,Russian,Chinese
Power Supply: 4pcs AA Batteries or DC Adapter (note: battery and adapter not include )
14.Barrel Diameter: 14-22mm
15.Door Thickness: 35-90mm