Features: 1.2.8in LCD Screen: Super bright TFT display can greatly present very clear and accurate scenes. 2.135 Wide Angle: No blind spot, 24?hour security monitoring to make sure the safety of you and your family. 3.Night Vision: 2 LED lights will automatically turn on in the dark, assisting to see abnormalities outside the door. 4.Features: Convenient to mount and use, effectively avoid unnecessary disputes caused by others invasion. 5.Camera Function: Can record and take photos and videos, no need to worry about missing any guests when you are away. Specification: Item Type: Video Doorbell_x000D_ Material: ABS + Zinc Alloy _x000D_ Application: Household_x000D_ Battery: 4PCS AAA batteries (Not included)_x000D_ USB Power Input: DC5V_x000D_ Screen Size: 2.8in_x000D_ Pixel: 1.3 million_x000D_ Viewing Angle: 135 degree wide angle_x000D_ Digital Zoom: 3X_x000D_ Infrared Night Vision Function: Support, 2PCS LED lights_x000D_ Camera Function: Support_x000D_ Video Function: Support_x000D_ Storage: Support up to 32G storage card (not included)_x000D_ Support Door Thickness: Approx. 35-110mm/1.4-4.3in_x000D_ Support Door Hole Size: Approx. 14-60mm/0.6-2.4in_x000D_ Support Languages: Chinese, English, Russian_x000D_ Ringtones: 4 PackageList: 1 x Inside Machine 1 x Outside Door Viewer 6 x Screw 1 x Fixed Plate 1 x Manual