It''s diy kits. White led flash 7 kinds of colors light
Working voltage: DC4.5-5V
Finished Dimensions: 60mm length *60mm width *136mm height
The flash Christmas tree kit consists of a combination of three circuit boards, the user through their own welding assembly, so that the 36 LED alternating flashing, in the space of a Christmas tree in the outline of the three-dimensional (night environment to see better).
English instruction file dl from links:http://pan.baidu.com/s/1gdCZbl5

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3.23 inch
Height : 0.87 inch
Length : 4.49 inch

Item Weight: 0.32 ounce (View shipping rates and policies)
Shipping Weight: 0.32 ounce (View shipping rates and policies)

ASIN : B0142H2HBQ