Eufy Video Doorbell Slim Wireless 1080p with Mini Repeater A Crystal-Clear Full HD Image: High Definition 1600 x 1200 resolution ensures you see visitors in sharp detail as they approach your door. See More: Security Video Doorbell uses a 4:3 aspect ratio to offer a bigger viewable area from top to bottom. 120-Day Battery Life: Enjoy 120 days of surveillance from just one charge. Re-charge with ease so you always know who’s at your door. Human Detection: Reduces false alerts via smart tech which differentiates humans from objects. IP65 Weatherproof: Ensures non-stop operation in extreme temperatures from -20°C to 50°C (-4°F to 122°F). For Your Eyes Only: All of your footage is securely stored locally. Ensuring the videos you record are for you and only you.