3.5 Inch Digital Door Viewer With Doorbell

 3.5 inch color TFT display
 Peephole barrel: 12mm (large peephole barrel can be done)
 Fits any door 35-65mm thick
 Sensor: 300, 000pixels
 Press call button, red LED light turn on, door chime ring at indoor display. Press monitor button, the display turn on
 Press monitor button to turn on the display to see outside anytime
 At the bottom of display, left button is to adjust sound volume, the right button is to adjust melody
 16PCS melody for option
 Can press monitor button by 1500PCS at least per 3PCS AA battery (battery not included)
 "Don't disturb" function: When hold monitor button of display for seconds without loose, then the screen turn off,   loose; So the adjustment of "don't disturb " is finished. When in "don't disturb " function, anyone press call button, indoor display have no door chime sound. Cancel "don't disturb function": Just hold monitor button for seconds until the screen turn on

Installation:
Step 1.Insert Peephole lens in the outside of the door
Step 2.Insert Peephole barrel through base Flange and insert both into the hole on the inside of the door
Step 3.Put 3pcs AA battery in peephole viewer,then press in base flange

Package Contains:
1. Peephole viewer
2. Base Flange
3. Peephole lens
4. Peephole Barrel
5. English manual instruction