1. Upgraded Home Security: This 2.4inch electronic door viewer camera features a vivid TFT LCD screen that displays clear images of visitors on your doorstep. With this smart digital door viewer, you can easily monitor who's outside without opening your door, providing an extra layer of protection for your home and family. 2. Infrared Night Vision: Never miss an important visitor regardless of the time of day. The builtin infrared technology ensures crystalclear vision even in complete darkness, so you can always see who is at your door, whether it's a sunny afternoon or the middle of the night. 3. Convenient Standalone Storage: This smart door viewer has builtin memory for cyclic storage, eliminating the need for additional external memory cards. The system automatically saves images of visitors, making it easy to check who came to your door while you were away. 4. Minimalist, UserFriendly Design: With its sleek black finish and streamlined appearance, this door viewer blends seamlessly into any door style. The intuitive interface ensures easy operation for users of all ages, from children to seniors.