["Description:\nThis is a simple mini Christmas tree DIY kit. Three different PCBs are combined into a 3D stereo Christmas tree model. A variety of different colors can be selected. It can be powered by a button battery and can be free from the power supply. Built-in 7 LED gradient modes plus 7 different Christmas melody.\n\nFeatures:\nMini stereo PCB Christmas tree design;\n3 different PCB combinations with snowflake patterns;\n7 different Christmas songs (see the list of songs for details);\n7 kinds of LED gradient effects;\nThe switch powers up automatically to switch between different LED blink modes and different Christmas melody;\nCan be set to turn music on or off;\nPowered by two CR2032 coin cell batteries;\nAvailable in a variety of colors: color, white, blue, yellow;\nPCB size: 49mm x 63mm;\n(Note: The production process is in the description!)\nSong list:\n1, I for wish you a merry Christmas;\n2. Santa Claus Is Coming To Town;\n3. When a child is born;\n4, O Christmas Tree;\n5. It Came Upon A Midnight Clear;\n6, Joy To The World;\n7, Jingle Bells;\n\nFunction:\n1. Load two CR2032 button batteries to supply power;\n2. Toggle the power switch to switch to the next mode and the next song;\n3. Turn the music switch to turn off or turn on the Christmas music melody;\n\nPackage included:\n1 x Christmas Tree Electronic DIY Kits"]