Zuosheng 2.8inch LCD Digital Door ViewerDoor Camera Video Doorbell Kit Digital Door Monitoring with Night Vision/Photo Shooting/Built-in Memory/Wide Viewing Angle Smart Door Lock

2.8-inch HD LCD Visual Screen Large clear display lets you clearly view visitors outside the door for safer door checking and daily use. Auto & Manual Photo Capture for Visitor Records Automatically snaps a photo once visitors ring the doorbell; you can also manually take photos via the power button on the indoor monitor to record all guests. AAA Battery Powered with Power Level Indicator Runs on 4 AAA batteries (batteries not included). Side battery compartment design for easy replacement without detaching the outdoor doorbell; real-time battery percentage shown on screen. Built-In Loop Storage, No Extra Memory Card Needed Comes with internal storage that overwrites old photos cyclically, eliminating the trouble of purchasing and installing an extra TF card. 90° Wide-Angle Lens for Full Coverage Wide viewing angle delivers a broader field of vision, so you won’t miss anyone standing by your doorway.