Description: This DIY kit is designed as cute santa claus cartoon characters. It has 7 kinds of colorful LED modes, two full-color LED lights and 7 different Christmas songs. You can get rid of the power cord with only two CR2032 button batteries supply. You can make a lot of "Santa Claus" while hanging on the Christmas tree to decorate the Christmas tree. You can also hang it on your body as a keychain or as a mobile phone tag, making you look even cooler at Christmas. Features: the red and white combination PCB is designed as a cartoon Santa Claus image; 7 different Christmas songs (see song list details); 7 full-color LED gradient effects; The switch powers automatically to switch to different LED modes and different Christmas songs; Can be set to turn the music on or off; Powered by two CR2032 coin cell batteries; The kit is designed with DIP components for easy soldering; Double power design available; PCB size: 76mm x 70mm; (Note: Easy to install the product if you need detailed instructions, ) Song List: 1, Wish you a Merry Christmas; 2. Santa Claus comes to town; 3. When a child is born; 4, O Christmas tree; 5. It came at midnight; 6, joy for the world; 7, Jingle Bells; Function: 1. Load two CR2032 button cells on the power supply; 2. Toggle the power switch to enter the next mode and the next track; 3. Turn on the music switch to turn the music off or on; Note: If you need detailed installation instruction, please to send. Package Included: 1 X DIY Christmas Kits