Feature: 1. Convenient WiFi: Compatible with 2.4GHz WiFi, the WiFi range of the doorbell reaches up to 20m (66 feet), making it easy to connect to your home's WiFi network and send real time video feeds to your phone. You can see and communicate with visitors from the comfort of your bed, while working, or when on vacation. 2. HD Night Vision: Equipped with a microphone and speaker, with two way audio capabilities to help you communicate with visitors or warn strangers more easily. The camera's night vision mode automatically switches on when the light is low, with infrared lights providing high resolution videos even in dim light. 3. Smart and Portable: The doorbell can be controlled through the app, with automatic working modes for smart and convenient use. It is portable in size and weight, making installation and removal easy. 4. IP65 Waterproof: Wireless video doorbell is powered by a rechargeable battery and passed IP65 dust and waterproof certification. The powerful performance can easily cope with harsh outdoor environments such as wind and rain. 5. Easy Installation: Designed for easy installation and disassembly. The doorbell can be quickly set up and removed without any complicated procedures or additional tools. This allows for flexibility in moving or adjusting the position of the doorbell as needed. Specification: Item Type: Smart Video DoorbellMaterial: ABS Plastic + ElectronicsMain Control Model: BK7252 Sound Input: High sensitive microphone Sound Output: Built in speaker Battery Type: Built in 800mAh lithium battery (included). Package List: 1 x Doorbell1 x Indoor Ringer 1 x Self Adhesive1 x Charging Cable3 x Screw2 x Plastic Expansion Tube1 x User Manual