Item Type: Peephole Camera Material: ABS, Zinc Alloy Applicable APP: For Tuya Smart APP Operating System: for LiteOS Lens Pixel: 1080P Screen Specification: 4.3 inch IPS LCD Screen APP: Support for Android, for IOS Battery Capacity: 6000mAh Lithium Battery x 1 (Built in) Wide Angle: 170 Degrees Infrared Night Vision Automatic Photo Monitoring Intercom Motion Detection: Support Storage: Up to 128g Storage Card, Cloud Storage Support Door Thickness: Approx. 35-120mm/1.38-4.72in Language: English, Chinese Suitable Door Hole Fiameter: Approx.14-50mm/0.55-1.97in Operating Ambient Temperature:-20-55 Package List 1 x Inner Screen 1 x Camera 1 x Bracket 1 x USB Cable 6 x Screw 2 x Manual Do not place the product in too corrosive, humid and high temperature environment 14.3inch IPS Screen: The peephole camera is designed with a 4.3 inch IPS screen monitor and a 1080P high definition camera, which supports night vision and a large viewing range to better ensure family safety. 2APP Control, Wide Angle: peephole camera supports for Tuya APP connection, 170 degree wide angle field of view design, you can know the situation outside the door at any time through your mobile phone. 3Two Way Talk, 128GB Storage: digital door viewer supports two way intercom, can clearly talk with visitors, safe and convenient. Photography is supported, and the maximum capacity of the external memory card is 128G. 4PIR Motion Detection: The peephole camera supports PIR motion detection, when a visitor is at the door, a picture or video will be taken to record visitor information. 5Zinc Alloy Shell, Long Battery Life: Digital door viewew has a zinc alloy camera housing, which is tough enough to effectively prevent malicious damage. It has a built in 6000mAh lithium battery, long standby time and easy installation.