Features 1、Advantages: High definition 300,000 pixel camera, 2.4in screen, clear and smooth display of images, you can clearly watch visitors outside the door, safe and convenient. 2、Wide Visible Range: The camera has 90 degree wide angle design ensures you to see the whole scene outside the door, and maximize your home safety. 3、LED Lights: When the surrounding is lowly lit, the can automatically switch the lights with infrared sensor and LED. It can clearly record the situation outside the door even in dark night. 4、Material: Made of hard ABS plastic material, it's durable, high strength and better prevents external damage. Can be easily installed in wood, composite, glass, steel wood door. 5、Practical: Built in 600mAh lithium battery with long battery life, support loop recording, applicable for 14‑28mm door hole diameter, 35‑120mm door thickness. Specification Item Type: Home Visual Doorbell Material: ABS, LCD Screen Size: 2.4in Screen Resolution: 320x240 Camera: 300,000 pixels Viewing Angle: 90 degree Storage Mode: Built in memory, loop recording Suitable Door Hole Diameter: 14-28mm/0.55-1.10in Suitable Door Thickness: 35-120mm/1.38-4.72in Battery: 600mAh lithium battery (built in) Package List 1 x Screen 1 x Camera 1 x Bracket 1 x Charging Cable 4 x Screw 1 x Manual