General description Enjoy crystal-clear video footage of your doorstep with the 2.4 inch peephole's 120 degrees field of view and 240x320 HD resolution. Keep your home safe and secure with the smart digital door viewer that sends alerts to your phone whenever someone approaches your door. The 300000 pixels resolution ensures that you can see every detail of whoever is at your door, making it easier to identify and protect your home. The wired connection guarantees a reliable and stable connection to your doorbell, ensuring it works properly. Technical specifications Screen Size: 2.4 inches Field of View: 120 degrees Resolution: 240x320 HD Pixel Count: 300000 pixels Power Supply: 3 x 1.5V/AAA batteries or 5V1A external power supply (batteries not included) Material: Zinc alloy Size: 6 cm Measurement Error: +/- 1-3 cm Compatibility and accessories Package Contents: 1 x cat's eye outside the door 1 x hanging board 1 x host outside the door 1 x English manual 1 set x screws Other