Features:
Long Standby: No disassembly cycle . Built-in -ion high-capacity , long standby. The doorbell is powered by built-in large , no need to frequently; and the chime is of USB , easy and convenient for use.
Video Call: Easy to deal with visiting guests, when someone presses the doorbell, the doorbell will push notification to the , and the owner can enter the video conversation interface.
Portable Installation: Can be pasted and perforated. Support adhesive backing, no need to punch holes, while supporting hole punch installation. No plugging, convenient and hassle-free.
Capture Screen: Storage to the cloud, conservation drip. When a visitor presses the doorbell, it can capture the visitor's picture and save the record to the cloud, so that the cell APP can view the past pictures at any , which is safer and more secure.
Video Doorbell : Support 2.4G and APP connection, 480P high resolution, presenting you clearer pictures & videos and more details. 2-Way Audio: With built-in mic, you can see and talk to your visitors at and anywhere. 
: Built-in high-quality beads and , the picture is clear at night; also can automatically switch to night mode from day mode after the ambient drops down to 2 . Strong and stable signal, easy to pair up, transmission up to 50 meters, tones and can be adjusted according your preference. 

Specification:
Name: Doorbell
Material: ABS Electronic
Color: White
Max. Resolution: VGA, 640*480
Video Coding Standard: MJEPG
Audio Coding Standard: G711.A
Video Frame Rate: VGA@20fps
Day/ Night Mode Switch: Automatic
Video Transmission Encryption:
Frequency Coding: EV1527
Infrared Control: Automatic, Adjustable Sensitivity
Infrared Length: 850nm
Motion Detection: Automatic, Adjustable Aensitivity
Connection Mode: 2.4G
Working : -10~45℃ 
Working Humidity: ≤95%
Doorbell Capacity: 1000mAh

Package list:
1* Doorbell
1*Usb Cable
1*User Manual
1*Some Screws