Trackball Sensor Module Hall Effect 5-Way Control Multi-Color LED for DIY Electronics Keyboards Controllers 2 Pack This trackball module uses a Hall effect sensor and magnetized rollers for precise 360° cursor control. It supports both 3.3V and 5V power supplies, making it easy to integrate into various projects. The 5-way control includes up, down, left, right, and a center click button, all customizable for different functions. Four individually controllable LEDs (red, green, blue, white) provide visual feedback. Compact size (20×28mm) makes it ideal for custom keyboards, controllers, or DIY input devices. Specifications: - Operating Voltage: 3.3V or 5V - Control: 5 directional/button inputs (Up, Down, Left, Right, Center) - LED Control: 4 individually controllable LEDs (low level = on) - Dimensions: 20mm × 28mm - Material: PCB + Plastic + Metal Package Includes: 2 × Trackball Sensor Module 2 × 11‑pin Single‑row Pin Headers Note: Product appearance may vary slightly between batches. Color may differ slightly due to lighting and monitor settings. Allowable size tolerance: ±1‑3mm.