[Smart Video Doorbell] High-definition and clear video, 65° viewing angle, showing details in front of the door, reliable and practical. [Two-way intercom] WIFI connection, no wires required, realizes two-way intercom between the doorbell and mobile phone. Real-time mobile phone, supports one-way calling, taking pictures, and recording, caring for your family and making you safer. It supports 2.4G WIFI (5G WIFI is not supported). [Infrared Night Vision & 5 Months Battery Life] Disassembly requires no cycle charging. It has a built-in 800MAH lithium large-capacity battery. It can be used normally for more than 5 months and the charging time is 1.5 hours. Equipped with infrared night vision device, automatically turns on at night. 【Two-Way Audio】Communicate with visitors via one-way audio with noise-canceling microphone. It's weather-resistant and you can monitor your front door by watching live video. 【Easy Installation】Download the APP and connect to the doorbell. No wires or cables required, so you can get your information wherever you are. [APP Control] The doorbell can be controlled through APP, automatic working mode, smart and portable. Light in size and weight, easy to install and disassemble.