Description: 1.The WIFI doorbell supports AC12~24V power supply: no need to worry about the lack of battery power, the mobile phone push information is stable, and it can be monitored for 24 hours. The remaining low-power products often have no power 2.High-quality two-way voice call, which can eliminate noise 3.When someone wanders at the door, it supports PIR motion detection warning to push notifications to the mobile phone. 4.The day and night mode is automatically switched, no matter whether it is day or night, the picture is up, which is clearly visible for your safety and family safety. 5.Sharing function: support multiple users to watch online at the same time 6.IP55 waterproof rating 7.Two power supply methods: self-connected adapter power supply, or power supply by the attached USB cable. Unique selling points of doorbell receiver: 1.Human body induction night light doorbell. At night when people come, the lights are on, and when people go, the lights are off. The receiver can be used as a night light, and can be placed in the bedroom, kid's room, living room light, kitchen, etc. 2.Brilliant lighting, very suitable for the deaf and the elderly 3.USB powered and can be placed arbitrarily. Suitable for use all over the world 4. 4 unique mode functions: flashing but not sounding, sounding but not flashing, flashing and louding, always bright and flashing 5. The sound quality is crisp and clean, no noise, and the sound is pleasing to the ear Specifications: 1. APP: Support TuyaSmart or Smart Life 2. Power supply:AC12~24V adapter/USB powerAdapter not included, USB cable included 3. Indicator light 1) The blue light is always on: the camera is running correctly 2) Red light flashing: waiting for WiFi connection or currently connecting (faster flashing) 3) The red light is always on: the camera or the network is abnormal 4. Microphone: capture the sound of the video