Description
Introducing the DIY LED Electronic Kit CHA-81 – the ultimate hands‑on project for electronics enthusiasts, hobbyists, and students who want to master soldering while creating a stunning X/Y‑axis tracking light. Powered by a versatile 4.5‑9 V DC source, this kit transforms a simple LED array into a dynamic, mobile flow‑light that moves smoothly along both axes, delivering eye‑catching visual effects for games, displays, or personal décor.
Key Highlights
- 🔧 Complete Solder‑Practice Kit: Includes all components, a detailed wiring diagram, and step‑by‑step instructions – perfect for beginners and seasoned makers alike.
- 💡 Adjustable X/Y‑Axis Motion: Dual‑axis control lets you program the light to trace patterns, follow objects, or create mesmerizing flow effects.
- ⚡ Wide Voltage Range (4.5‑9 V DC): Compatible with 3×AA batteries, 9 V block, or a USB power bank for flexible, portable operation.
- 🎮 Interactive LED Tracking Game: Build a responsive light‑tracking game that reacts to motion or remote control inputs.
- 🛠️ High‑Quality Components: Durable PCB, premium LEDs, precision potentiometers, and robust motor drivers ensure reliable performance.
- 📚 Educational Value: Teaches fundamentals of electronics, soldering, circuit design, and basic programming (compatible with Arduino or similar micro‑controllers).
What’s Inside the Box?
- 1 x Pre‑drilled PCB (LED tracking circuit)
- 8 x High‑brightness LEDs (multicolor)
- 2 x Small DC gear motors with built‑in encoders
- 4 x Adjustable potentiometers (speed & direction control)
- 1 x On/Off switch
- 1 x Battery snap connector (4.5‑9 V)
- Soldering iron stand & safety tweezers (optional accessories)
- Full‑color instruction booklet & wiring schematic
Why Choose the CHA‑81 LED Tracking Light Kit?
Whether you’re building a tabletop game, a decorative nightlight, or a teaching tool for a classroom, the CHA‑81 offers a blend of creativity and technical skill development. Its X/Y‑axis mobility creates a fluid, flowing light that can be programmed to follow patterns, respond to sensors, or simply dazzle with synchronized color changes.
Specifications
- Power Supply: 4.5 V – 9 V DC (AA batteries, 9 V block, or USB power bank)
- LED Type: 5 mm, 20 mA, multicolor
- Motor Type: Mini DC gear motor with encoder
- Control Interface: Manual potentiometers or optional micro‑controller integration
- Dimensions: 120 mm × 80 mm × 30 mm (PCB size)
- Operating Temperature: 0 °C – 40 °C
Perfect For
- DIY hobbyists looking for a rewarding solder‑and‑build experience
- STEM educators teaching electronics and programming concepts
- Gift‑givers seeking a unique, tech‑savvy present
- Game developers needing a low‑cost, customizable light‑tracking element
Start your LED adventure today with the DIY LED Electronic Kit CHA‑81 – where creativity meets circuitry. Order now and light up your world with motion!






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