With 3.5 inches color TFT display
Peephole barrel (diameter): 12 to 30mm
Fits any door: 42 to 72mm (as default) or 60 to 90mm (thickness)
Sensor: 300, 000 pixels
Screen will automatically be in sleep model after 10 seconds once press monitor button
Monitor outside anytime when press monitor button, each time will automatically take photo
Built-memory, can-take 100 pieces photos and cycle replacement
When visitor press call button, screen automatically turn on and take photo
Press up/down key to view photos any time or select preview mode in menu, will enter slide mode to play automatically
Menu setting (menu adjustment includes: Brightness/contract/color adjustment, languages selection, date, time, photos checking and delete photos)
3 pieces AA battery, supports to view outside for >1200 times
Don't disturb function: In sleep model, long hold monitor button for about 10 seconds, red LED light at right bottom of screen will flash, successfully set don't disturb function
In don't disturb model, when anyone press call button, no ring sound/view outside
Cancel don't disturb: Long hold for about 10 seconds until screen turn on with video