【100% WIRELESS & RECHARGEABLE BATTERY】The WiFi doorbell with camera is equipped with a built-in battery that can be used for up to 2-3 months. You can monitor the current battery status at any time via the Tuya smart app on your phone. The installation and connection of the video doorbell with 2.4GHz WiFi is completely wireless, giving you the convenience of not having to deal with sockets or cables. PIR motion detection and two-way audio: Thanks to the built-in PIR sensor, you will receive real-time alerts and push notifications when motion is detected. This allows you to always see who is at your door and your safety is guaranteed. With the two-way audio, you can see, hear and talk in real time via Tuya Smart when visitors are present. Easy to install and IP66 waterproof: The video doorbell can be installed within 5 minutes without complicated tools. It is made of high quality materials and has the waterproof rating IP66, making it ideal for year-round use in all weather conditions. With a temperature range of -20°C to 50°C, it works perfectly in extreme temperatures. 2K Full HD & Super Night Vision: The WiFi video doorbell delivers clear images and video recordings with 2560 x 1440 megapixels and a viewing angle of 166°. Thanks to the integrated infrared light, you can see up to 10 metres in the dark. Free local/cloud storage and home sharing: The wireless doorbell supports up to 64G micro SD cards (not included) and provides free cloud storage for 6 seconds of recordings per day with a 7-day recording loop. You can also share the account with up to 5 users.