L-ED Decorative Christmas Tree Kit

Features:
Using 33pcs 5mm highlighted L-ED display.
23 kind of L-ED gradient effect to simulate the star-flashing and other 3D L-ED effect.
All using DIP components to build, suitable for beginners.
Green PCB combine to a Christmas tree shape.
Switch button to switch the next effect.
Double electricity source optional: micro USB cable or wire connect.
Use micro USB cable to connect a computer or phone charge to provide it with the 5V.