Specifications:

Power supply: Rechargeable 5000mAh lithium ion battery (built-in), normal use (3-5 times a day) about 30 days standby time.APP real-time reminder, when the battery power is less than 5%, the device will prompt low battery, when the battery is low, APP cannot link the device.
Camera Resolution: 2 Million pixels, resolution 1080P HD.
Camera View Angle: 140 degrees.
Display: 4.3 inch TFT color LCD screen.
APP: Tuyasmart/ SmartLife
Motion sensor reaction time: low sensitivity, middel sensitivity, high sensitivity optional in APP, high sensitivity about 1 to 3 seconds delay.
Video format: .avi (need TF card) or buy cloud service.
Memory card: up to 128GB.
Motion sensor detect distance about 2 meters.
Door thickness: 35-110mm (please measure door thickness before purchase).Peephole diameter: 16-45mm.Doorbell share: yes.
Working Temperature: -20 to 55.
Wireless WiFi Video Doorbell with 1080P HD Video Camera

Feature:

【TF Card or Cloud Storage】Support Max. 128G TF Card for local or event recording. Also support 30days trial cloud stotage based on Tuya platform

【Long-lasting battery and app control】Built-in 5000 mAh rechargeable large capacity battery supports 30 days long standby (usually 3-5 calls per day), low battery reminder and USB port charging. This digital door viewer supports both iOS and Android, download the Smart Life App to receive every detail of what happens every day at your front door anytime, anywhere. Never miss a visitor or prevent theft, strangers or voyeurs.

【One-way intercom brings convenience]】Stay alarm notification. When someone stays at the door, the camera will capture and record the video at the same time, which can be viewed in the playback (memory card is required), and your app will receive a notification, and you can check the real-time view to see who is at the door and hear what the visitor says. But the visitor cannot hear what you say. Because the door camera is very mini and can't be installed with speaker.

【PIR detection and 140° Wide Angle】Using 1080P camera 140° wide-angle lens, automatic switching of day/night vision sensitivity (adjustable; distance is about 3-4 meters), TFT color LCD display, suitable for AHD images and videos. Motion detection (PIR motion sensor can automatically detect body movement and trigger push messages and videos (stored to TFT card or mobile phone) within seconds, keeping your home safe 24 hours a day.140° Wide Angle, Easily Maximize Your Home Security with a Clear View of Your Doorway.

【Tuya Smart 4.3" LCD Digital Peephole Door viewer Camera 1080P】It can connect to WiFi router wirelessly. You can monitor (handheld including smartphones, Android tablets) and one or two-way intercom with noise reduction (view visitors, video calls, snapshots, recordings, etc.). The system function menu is located in the mobile APP console instead of the indoor display. (The device is widely used in homes, apartments, villas, hotels or offices, etc.).At the same time the large 4.3" LCD screen enables you or your family to see out the door clearly and sharply.

Tip:

1, after the installation of the doorbell, if the power is insufficient, please only use 5V 1A charger to connect the doorbell to charge, other specifications of the charger may burn the doorbell;

2, do not unplug the line between the doorbell charging, so easy to damage the line (when the charging line is not long enough, need to use another mobile charging board)

Note:

1.A separate doorbell does not include the function of storing photos and videos. If you need the ability to store photos and videos, please purchase a package that includes TF cards.

2.Due to the characteristic of easy damage to the doorbell wiring. Please be gentle when connecting the cables. When the doorbell needs to be charged, please use the charging cable directly to avoid removing the doorbell.

3.The doorbell is not waterproof. Please be careful not to come into contact with water or rain to avoid damaging the doorbell.

4.The circular part of the doorbell has no buttons, only a camera. So visitors cannot make a 'ding dong' sound by pressing the doorbell.