Description

• These 3D Xmas tree assemble kits are not only creative gifts, beautiful decorations, but also electronic learning kits, designed to practice beginners’ electronic knowledge and soldering skill, they are perfect for school basic electronic and STEM educational projects.
• These DIY soldering practice kits with Xmas tree shape after assembled. There are 3-color 36pcs LED diode divided into four groups, and each group has different flashing frequencies, when four groups flash together, it looks like a small Christmas tree, please watch the vedio in the last picture to make a sence of finished work, which is so beautiful and interesting as the decorations in room.
• STEM learning projects, to improve beginners’ practical ability during assemble, learning through play. Working voltage: DC4.5-5V,Finished Dimensions: 60mm length *60mm width *136mm height
• The solder practice kit will become a beautiful flashing Xmas tree when assemble complete. 36pcs 7-color LED diodes will make a bright, colorful and wonderful light at night. Not only for practice, the tree can also be a creative gift and nice decoration, especially in Christmas.

This is a great kit for moving past basic learn to solder kits since it has lots of led’s and resistors to solder as well as a couple of other components.
The PCB design is still pretty spacious so it’s not too tricky to get all the parts on the boards even without a narrow tip on the soldering iron.
This is a DIY electronic kit,Users need to weld by themselves, Detailed electronic suite welding tutorial is available
DIY need a certain degree of professional basic and hands-on ability
The chip already has the program,Users don’t need to download programs anymore.

Package

1pcs 330ohm Metal Film Resistor
1pcs 1K Metal Film Resistor
1pcs 2K Metal Film Resistor
4pcs 10K Metal Film Resistor
3pcs 47uF 16V Electrolytic Capacitor
7pcs 3mm Red LED
6pcs 3mm Yellow LED
6pcs 3mm Green LED
3pcs S9014 Transistor
1pcs PCB CTR-30A
1pcs 330ohm Metal Film Resistor
1pcs 1K Metal Film Resistor
1pcs 2K Metal Film Resistor
3pcs 10K Metal Film Resistor
3pcs 47uF 16V Electrolytic Capacitor
6pcs 3mm Green LED
6pcs 3mm Yellow LED
6pcs 3mm Red LED
3pcs S9014 Transistor
1pcs PCB CTR-30B
1pcs Self-Locking Switch
1pcs 3.5mm DC Power Socket
1pcs AA*3 Battery Box
1pcs USB to DC 3.5mm Cable
2pcs Screw M2*8mm
2pcs Nut M2
1pcs PCB CTR-30C