1, Model 1: 14mm peephole barrel (for doors of countries of low temperature)
It fits doors 4cm~6.9cm thick (1.57"~2.72")
2, Sensor: 2.0 megapixel CMOS
3, LCD Screen: 2.5" TFT LCD
4, Viewing Angles: 190 degree wide angle facing outside the front door, 54 degree screen
5, Size: 14.6(W)x9.0(H)x3.0(D)cm
6, Weight: About 180 g
7, Accessories: Base Flange, 2 AA Batteries, Peephole Viewer, User Manual.

Features:
1, Easy and safe operation: After you press the touch button, you can see a big image on the display for safety
2, High resolution images: 2 megapixels, clear LCD screen, focused and vivid images, better than traditional door viewers
3, Easy DIY without construction: Five minute fast assemblage of parts of the digital door viewer; Easy and convenient; After you buy the digital door viewer home, you can install it.
4, The visibility of images on the LCD screen is better than the visibility shown on the traditional door viewer: The digital door viewer can neatly and clearly produce images, unlike traditional door viewers which distort images
5, For any people: Both children who are not tall enough, and the poorer eyesight aged can easily and clearly see people outside front doors
6, Super power saving: 2 AA batteries - special power management technology (the batteries can produce images about 2000 times without the use of an SD card)
7, Super large field of view: Lens -54 degree viewing angle, 190 degree wide angle facing outside the front door.