DB60 delivers 2k live monitoring experience with a 4M sensor. The 6200mAh battery ensures the doorbell last up to 6 months. DB60 is able to capture more details with the 164°fish eye lens. It supports night vision mode for clear-as day clarity even in pitch dark. With IP65 certified, the doorbell can be used outdoors under different weather conditions. Furthermore, it is equipped with a smart night light, which can be used to notify motion detections and scare away unwelcome visitors. Features: Super HD 2K PIR +AI Human Detection 2 Way Audio Intrusion Spotlight 2.4 G & 5 G Wi-Fi Connection Rechangeable Battery Specifications: Dimensions: H:3.1 x W:5.4 x D:14.2 cm Colour: White Guarantee:2Year Batteries Required: Yes Model Number: DB60/DS21