LED SMD DIY Soldering Component Practice Board Skill

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Description:

PCB board design is reasonable, no flash, the size is the same as the size of the ID card, you can fit in your pocket.
The use of commonly used patch components.
The left and right three columns of components are used to practice welding, each column with test points.
The middle circular circuit is a water-lighting circuit, which is composed of 4017, NE555, and light-emitting diodes.
The back of the circuit is also used, there is a ruler, convenient to measure components. There are PCB wire examples to facilitate PCB design use.

Specification:

Material: electronic components
PCB board size : approx. 81 x 55mm/ 3.19 x 2.17inch
Circuit operating voltage: 3-12V
Many types of components, are commonly used components, very suitable for training.
Welding is a beautiful circuit

Package Includes:

Set of Materials
1 Piece English manual

Note:

Please allow 1-3mm error due to manual measurement.
Please make sure you do not mind before you bid.
might be a little different from the actual product due to color display of different monitors.
Thanks for your understanding and enjoy your shopping moment.

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