Features: The common peephole in anti-theft door consists of two concave and convex lens. Digital Electrical peephole plays an important role in home anti-theft door monitor and it is composed of digital camera, mainframe, display screen. High resolution video, picture pixels is 300000, clear image, LCD screen superior to traditional door-bell. DIY, only need 5 minutes to install Recognition superior to traditional ones: it can show images clearly and smoothly, moreover, it can not be twisted or distorted. Users are not to be limited, even the old with poor eyesight or the little kids. Low power remind function: When the power is not enough, the indicator at the right bottom of screen emits light. It shows that we should change battery immediately. Description: Digital electric peephole, also called electric door-eye. Not wireless package installed on the machine door, the door comes with 32 ringtones, 6 infrared night vision lights, no camera function. 15S automatic shutdown. Specifications: Resolution: 240*RGB*320 Camera pixels: 300000 View angle: 90 degree Door thickness: 70-120mm Power Supply: DC 3V 2 PCS AA batteries 6 LED lights, good night vision Monitor: 100mm82mm18mm Camera: 60mm()15mm(H)48mm(L) Weight: 178g(no batteries) Giftbox: 14510075mm Package included: 1 * Indoor monitor 1 * Outdoor camera 1 * DIY tightening tool 1 * User manual Note: Batteries not included