• Clearly display the image outside the door on the screen of the host inside the door, allowing the owner to see the visitors outside the door clearly at home
• 1MP professional wide-angle camera, the outdoor unit replaces the traditional peephole, with a large viewing range
• 3.5-inch HD screen for indoor unit, with high resolution

Specifications:

• Angle: 130-degree wide angle
• Power supply: 4 x AAA batteries (not included)
• Suitable door thickness: 35-110mm
• Suitable door hole diameter: 14-28mm