Features:
Built-in 1200 mAh lithium battery. Energy-saving design, low power consumption, long standby time. 120 degree wide angle lens. One million professional security high-definition cameras provide a clear insight into the details outside the door. High Definition Infrared Night Vision. Built-in 2pcs 940nm high brightness infrared night vision lamps. Zinc alloy outdoor extension. Zinc alloy is durable and better prevents external damage. Anti-destructive design to ensure home safety. Careless storage. With its own memory, no plug-in card is needed. Memory can store about 75 photos. (When the photos are full, the system deletes the oldest photos in chronological order, i.e. superposition and preservation. ) Suitable for all kinds of material anti-theft doors, composite doors, glass doors, steel doors.

Specifications:
Colour: Black
Material: Zinc Alloy
Battery type: lithium battery (Included)
Visual range: 120 degrees wide angle
Standby time: 180 days
Thickness of supporting door: 35-110MM
Door hole diameter: 14-35MM
Package Weight: 312g/11.0oz

Package List:
1 * Outdoor Unit 
1 * Indoor Unit (Battery Included)
1 * Metal Plate
1 * User Manual
3 * Screws
1 * Charging Cable

Product Features

• 【1】- Built-in 1200 mAh lithium battery. Energy-saving design, low power consumption, long standby time. 120 degree wide angle lens. One million professional security high-definition cameras provide a clear insight into the details outside the door.
• 【2】- . High Definition Infrared Night Vision. Built-in 2pcs 940nm high brightness infrared night vision lamps. Zinc alloy outdoor extension.
• 【3】- Zinc alloy is durable and better prevents external damage. Anti-destructive design to ensure home safety. Careless storage. With its own memory, no plug-in card is needed.
• 【4】- Memory can store about 75 photos. (When the photos are full, the system deletes the oldest photos in chronological order, i.e. superposition and preservation. ) Suitable for all kinds of material anti-theft doors, composite doors, glass doors, steel doors.
• 【5】- We solemnly promise you that if you find problems with the product itself, you can contact us in time. we will definitely give you a reply in the first place and return it for you. please feel free to use it.