Features:
1. [Suitable for Beginners]: High quality parts and intuitive design, designed specifically for electronic beginners to learn how to solder electronic components.
2. [Fun and Education]: DIY Design: The button switch of the product can be replaced with other button switches.
3. [Creative Gift]: The practice board is very small, with small holes on the board that can be hung for decoration. It’s cool and can be given to friends or family.
4. [Easy to solder]: The space between the solder pads and the solder pads on the PCB is large enough, making assembly convenient and simple, and has a wide range of application scenarios.
5. [Widely Applicable]: The shipment is in loose parts and requires self assembly, which can improve one’s hands-on ability. It is suitable for welding skills training, DIY production, project design, e-sports, etc.
Parameter:
PCB board color: black and white
Power supply: Battery powered
Battery model: CR2032
Size: 5 * 5 centimeters (1.96 * 1.96 inches)
Package include:
1 * PCB board
2 * Key switch (yellow)
2 * 3mm LED light (blue)
2 * 5mm LED light (red)
1 * CR2032 button battery holder
4 * resistor (100R)
1 * CR2032 button battery (optional with or without battery)

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