Product Information
Seller
Guanruixin
About this item
- ✅ Integrated Design – The battery holder is built into the back of the PCB, eliminating the need for additional accessories and messy cables, allowing you to focus on soldering without distractions.
- ✅ Optimized PCB Design for Beginners – High-quality PCBs with secure copper foil that won’t peel off, enlarged pads, and reasonable spacing to minimize solder bridges and cold solder joints, making them easy for beginners to work with.
- ✅ Easy to identify and assemble – large through-hole components (no SMD components), paired with clearly marked 4-band resistors (no confusion about which way to read them).
- ✅ Build your own fun and practical toy—featuring a speed control knob and multi-color LEDs, it’s designed for one-handed use, turning boring soldering practice into a fun and engaging activity.
- ✅ Step-by-step, easy-to-follow instructions – Comes with a detailed printed manual; no soldering experience required; ideal for students and DIY enthusiasts. (Note: Soldering iron and solder not included.)










