Features 1、8 kinds of colorful LED display effect. 2、Shining LED Xmas trees with 8 kinds of Xmas music. 3、A great Xmas gift to electronic enthusiast. 4、With some funny Xmas patterns on the PCB. 5、All using DIP components to solder, easy to make and suitable for beginners. Specification This acrylic Xmas tree making kit is a cool project for the holiday decoration. The Xmas tree is made of 3 pieces of PCB shape, and in order to conform the holiday theme, the PCB add some different and funny Xmas patterns to increase the festival feeling. A total of 37pcs colorful LED are distributed evenly across the Xmas tree, and by a MCU to control the LED display, a total of 8 kinds of recycling display effect and music at the same time with 8 Xmas music looping playing. The base of the Xmas tree is made of acrylic sheet, which is beautiful and convenient. There is a small switch on the base that opens the switch to work, and closes to turn off the light and music. Specifications: Color: Green Material: Acrylic Board + PCB Board + Electronic Components LED Quantity: 37pcs Light Display Effects: 8 Kinds LED Light Color: 7 Color Music: 8 Kinds Power Supply: 3 * 1.5V AA Battery (NOT Included) PCB Size: 60 * 60m Item Size: 71 * 71 * 150mm Package Size: 16 * 11 * 3.5cm / 6.30 * 4.33 * 1.38in Package Weight: 120g / 4.23oz Package List 1 * Xmas Tree Making Kit (Acrylic shell is not included)