【 A Cool Christmas Gift 】 This christmas tree needs to be welded by yourself. This is a very unique christmas tree (rotating, flashing colored lights, welding exercises, and music playback). Choosing it as a gift will bring a surprise to your family, friends, classmates, and teachers etc.

【 A Variety of Flashing Led Lights 】 Colorful led lights (37PCS/3MM) + blue lights flashing (18PCS/5MM), Two types of lights, multiple RGB colors flash alternately at night,Bring you a dreamlike feeling.

【 A Funny Electronic Exercise Kit to Improve DIY Ability 】 You can easily read the user manual for installation. This kit exercises circuit PCB soldering under the guidance of adults or teachers to help students or your children improve their soldering ability and learn physics knowledge, and enhance their DIY ability.

【 Electronic Practice Project for Beginners and Students 】 The base of this christmas tree can rotate, and it will automatically rotate and play music after power on. Suitable for adults and children to complete this funny project together.

【 Wired Work with USB Cable 】 This kit contains a USB cable, which can be powered by a charger, a mobile power bank or the USB port of a computer. Working voltage: DC4-5.5V

Important Tips:

Users do not need to install the buzzer if not needed. Because it will keep playing music and cannot be stopped.

RGB Music Christmas Tree DIY Kit

Work Voltage:DC 4.0V~5.5V

Work Current:500mA

Power Type:DC005 5.5*2.1mm Power Socket

Color:RGB LED

Work Temperature:-40℃~85℃

Work Humidity:5%~85%RH

PCB Board Size: 2.3*5.3 Inch

Size(Installed):2.52.47.5 Inch

Package List:

A Board x1

B Board x1

Rotating (Up) PCB Board x1

Rotating (Middle) PCB Board x1

Rotating (Base) PCB Board x1

M3*25 Double Pass Copper Pillar x4

M3*10 Double Pass Copper Pillar x5

M3*10 Screw x6

M3*6 Screw x15

M3 Screw Nut x4

5MM LED Blue/White x20

3MM RGB LED x40

22UF 25V Electrolytic Capacitor x10

9014 Triode x7

8050 Triode x2

47K x10

100Ω x8

100K Resistance x1

30K Resistance x1

20K Adjustable Resistance/ Horizontal x1

BJ1522 Music IC x1

104 Ceramic Capacitor x1

8P IC x1

LM358 Chip x1

Passive Buzzer x1

Geared Motor x1

DC005 Seat x1

DC005 Cable x1

Small Spring x3