Feature: 1. 7in LCD screen, high definition, no radiation, low power consumption, allows you to observe the situation outside the door at any time. 2. The outdoor camera has a clear infrared night vision, which can provide vivid images even in a low?light environment. 3. When the visitor presses the doorbell, the camera will automatically record the photo or video and save it in a 32G memory card (not included). 4. Support electric lock and control, hands?free intercom and remote monitoring. APP remote access supports up to 5 users. 5. With adapters and cables, you can easily install the doorbell in various villas, apartments, residences, hotels, offices, public buildings, etc. Specification: Item Type: Video Doorbell Material: ABS + Iron Shell Uses: Villas, apartments, residences, hotels, offices, public buildings, etc. Plug Voltage: 100-240V Access Control Power Supply Voltage: 110-240V Remote Control Battery: 1 x CR2025 button battery, battery capacity: 80mAh (built-in) Light Source: 850 infrared light Infrared Distance: Approx. 3 meters/9.8ft Effective Distance: Approx. 100 meters/328.1ft Viewing Angle: 92?? Indoor Unit Function: Automatic photo, visitor record APP Remote Access: Supports up to 5 users Memory Card: Maximum support 32G (not included) Working Temperature: -10-50??. Package List: 1 x Outdoor Camera1 x Indoor Monitor1 x Access Control Power 1 x Power Adapter1 x Remote Control5 x Access Control Card8 x Screw8 x Expansion Tube7 x Terminal Connection Line 2 x Manual 1 x Wiring Diagram Note: The doorbell supports for Tuya APP, which can be downloaded before use. After the doorbell is installed, follow the instructions of the manual to complete the binding of the APP, or to set and turn on other functions. Please read the manual carefully.