Digital Doorbell - 2.8-inch - LCD Screen - Night Vision - Gold Digital Door Monitor <ul class="a-un0rdered-list a-vertical a-spacing-mini"> <li class="a-spacing-mini"><span class="a-list-item">[LCD Screen]: With a 2.8-inch screen, you can easily see the visitor's face, making it safer and more convenient. </span></li> <li class="a-spacing-mini"><span class="a-list-item">[Photo]: When a visitor rings the doorbell, the indoor host rings and the LCD screen lights up to take a photo. In on/off mode, you can also press the on/off button to take a photo, making it easy to record the visitor. </span></li> <li class="a-spacing-mini"><span class="a-list-item">[Power Supply]: Powered by 4 AAA batteries (not included). Simply open the battery cover inside the host without removing the doorbell. The screen supports a battery indicator. </span></li> <li class="a-spacing-mini"><span class="a-list-item">【Built-in Memory】: Built-in memory, photo loop storage, no memory card required. </span></li> <li class="a-spacing-mini"><span class="a-list-item">【Wide Angle】90-degree wide-angle lens allows you to see a larger picture and not miss your friends. </span></li> <li class="a-spacing-mini"></li> </ul>