We would highlight these 10 features as the main features of TP-Link Tapo Smart Battery Video Doorbell: 2K 5MP Live View: Always know what happens in front of your door through the Tapo app. With the starlight sensor and 2K 5MP resolution, check all the fine details captured even in low-light environments Color Night Vision: With the embedded spotlight and starlight sensor, Tapo D230S1 reveals high-fidelity details and color at night Head-to-Toe View: With the camera’s ultra-wide FOV(160° Diagonal), Tapo 4:3 live view ensures users can check visitors from head-to-toe as close as 1m†, which shows more vertical details than other 16:9 doorbells' Flexible Placement, Flexible Views: Different wedge choices allow users to make the doorbell suits more placement scenarios. Users can also use wedges to adjust the views Longer Battery Life: The rechargeable and removable battery with a low-power protocol extends your usage Smart AI Detection and Notification: Smart AI algorithms identify people and cars, and notify users as needed Multiple Ways to Answer: With two-way audio or a recorded quick response, communicate directly with your deliveries through the Tapo app Flexible Storage Choice: Save recorded videos on the hub-installed microSD card§ (up to 512 GB) or by using Tapo Care△ cloud storage services Anti-theft Alarm: Be alerted when someone trying to take the doorbell off with the anti-theft alarm function Water & Dust Resistant IP64： Operates well on rainy days and in damp environments