Parameters:
☆3.5-inch TFT color display screen
☆Camera pixel: 0.3M
☆Viewing angle: 170°
☆Door bell function, 1 dingdong sound for bell
☆Don't disturb function
☆Automatically take photo, can store up 100 pictures, cycle replace
☆Six language menu setting: English, German, French, Dutch, Spanish, Chinese
☆Work with 3pcs AA battery
☆Door thickness limits: 42-72mm, 60-90mm
☆Door peephole diameter limits: 12mm