✅3 SETS of SUPER VALUE.From easy to difficult SMD components soldering practice kit, high challenge PCB SMD welding skills competition.
✅Professional skills, complete this kit, need a certain professional knowledge base, practical training experience.
✅High quality material, high-quality double-sided spray tin FR-4 circuit board, easy to solder, not easy to oxidize, contribute to success.
✅Technical support, including component list, circuit diagram, principle description and finished product diagram. Please contact us for information.
✅Super quantity components: there are many kinds of components, nearly 20 different kinds of electronic components. There are more than 1400 solder joints and more than 500 components.