Features Applicable Objects: Electronic Christmas Tree Assembly Kit, Suitable for Beginners, Electronics Enthusiasts, And Welding Learners, Simple And Reliable. Colorful Led Light: Features 37 High Brightness Leds, with Rgb Led Automatic Flashing And Bottom Led Breathing Light Effect, With Adjustable Cycles. Multiple Functions: The Christmas Tree Is Rotatable Design, with Music And Colorful Led Lights to Add Color And Ambiance to Holiday Decorations. Stable Performance: The Electronic Tree Assembly Kit Uses Excellent Pcb Board, With Stable Performance, Less Interference, Safe And Simple Circuit. Applicable Scenes: This Rotating Christmas Tree Is Suitable for Diy Gifts, Family Projects, Holiday Decoration, Etc., Easy to Assemble And Disassemble. Specification: Item Type: Electronic Christmas Tree Material: PCB Working Voltage: DC 4.0-5.5V Working Current: 500mA Power Type: DC005 5.5 x 2.1mm power socket Color: RGB LED Working Temperature: -40℃-85℃ Working Humidity: 5%-85%RH Features: 37 high brightness LEDs Perfect Simple Circuit Simple music effects Automatic rotation RGB LED automatic flashing Adjustable bottom LED cycle Bottom LED breathing light effect Package List: 2 x Christmas Tree Board 1 x Rotating Upper PCB Board 1 x Rotating Middle PCB Board 1 x Rotating Base PCB Board 1 x Motor 1 x Power Cord 1 Pack Accessories Note: Please note that the parts are not fully assembled and require the buyer to manually weld, assemble, and debug them. Package List 2 x Christmas Tree Board 1 x Rotating Upper PCB Board 1 x Rotating Middle PCB Board 1 x Rotating Base PCB Board 1 x Motor 1 x Power Cord 1 Pack Accessories