Specifications:

• HD LCD DISPLAY - Equipped with a 2.8-inch TFT LCD screen and a professional security HD camera, so you can clearly see the visitors outside the door.
• BUILT-IN MEMORY - This door eye peephole system does not need to insert a memory card, it will automatically cover the farthest storage date, eliminating your storage troubles.
• Note: Make sure there is an existing peephole on your front door before purchasing, otherwise, you have to drill that one.
• WIDE ANGLE LENS -The electronic door viewer is equipped with a 120-degree wide-angle lens. The wide field of view allows you to see everything outside without missing any visiting friends.
• EASY TO USE:Come with parts and instruction for easy install,short press to turn on/long press to turn off.Replace the battery without dismantling the host and the Peephole,24 hours monitoring

2.8 inch Digital Doorbell LCD 120 Degree Eye Electronic Peephole Doorbell for Home