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%R H 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