1、2.4in ultra‑bright TFT LCD display can display images clearly and smoothly. A 90° wide‑angle lens provides you with a large field of view to ensure home safety. 2、0.3MP high‑definition camera, used for high‑definition image collection, support for taking pictures and videos, and timely and clearly shooting and recording visitor information. 3、The door phone has 2 infrared lights, night vision supports an effective distance of approx. 3m/118.1in, and the facial features of visitors can be clearly seen. Infrared night vision device, can clearly display the image during the day and night, and you can still see the outside clearly in the dark. 4、Video Doorbell has 3 x AAA batteries (not included) power supply, it can achieve 90 days of long standby. Support memory card, maximum support 32G (not included). 5、Press the doorbell to take a picture and save it. When a visitor presses the doorbell button, it will automatically take a photo to record the face of the current visitor, so you can check it at any time. Item Type: Video Doorbell Material: Zinc alloy and ABS Size: 2.4in Sensor: 0.3MP Cmos Active Digital Image Sensor Pir Motion Detection: Not Supported Photo: Supported Video: Does Not Support Power Supply: 3 x AAA Batteries (Excluding) Memory Card Slot: Up To 32GB (Excluding) Infrared: 2 Infrared LED lights, with night vision function. The LED will automatically turn on in the dark. Door Hole Diameter: Approx. 14 - 30mm/0.6 - 1.2in Thickness of Door Plate: Approx. 35 - 110mm/1.4 - 4.3in 1 x Outdoor Video Doorbell 1 x Indoor Display 1 x Installation Package 1 x Instruction 1 x Hanging Board 1 x Fixed Position Paper