Doorbell with screen: After connecting the doorbell, you can watch outdoor camera videos through a 4.3-inch indoor monitor. Even if family members such as children or elderly people do not have mobile phones, record who is at your doorstep. 170 wide-angle lens: The wireless doorbell adopts a 170 wide-angle fisheye lens. This doorbell camera records multiple visitors and provides a clear view, so there are no blind spots. The high-resolution 8MP camera can record 1080P high-definition videos, so you can clearly see the features of visitors. Night vision function: The has a built-in camera, high-performance infrared night vision lights, and combined with ICR infrared filters, it automatically switches between day and night modes. Even in pitch black environments, surveillance cameras can a clear field of view. Color:Black Material:plastic Package Contents: 1 * doorbell 1 * monitor Only the above package content, other products are not included. 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.