20 RGB LEDs chaser WS2812B 330mm /13"/. 330mm strip is included. 
PIC microcontroller. 
13 programs - Knight Rider Scanner, GhostBusters, Proton Pack Power, CYLON EYE and other. 
3 buttons - Programs, Color and Speed. 
  - Programs button - Choose between 13 programs. 
  - Color button - Choose from 5 colors - White, Yellow (Amber), Red, Green and Blue. 
  - Speed button - 8 speed steps. 
Memory - remember last selected program, color and speed. 
Power supply for module and LED strip - DC 5V/max.850mA. The current depends on the selected color and program. Power supply (batteries) is not included in the set. 

We produce three variants according to the supply voltage: 
- Model 9810: Supply voltage 5V DC, 
- Model 9810B: + Case for 4x AA batteries, 
- Model 9810C: Supply voltage from 8 to 28V DC + DC/DC Converter. 

This product has been assembled and tested. 

The appearance may differ from the one in the photo without changing the parameters of the product (This means that there may be a difference in the elements used (appearance, placement, color, shape or value)).
The color (nuance) of the LEDs may differ from that of the video and photos.