Feature Highlights: 1. Genuine BlackBerry Trackball Sensor – Features a 360° trackball module with precise Hall effect sensing for smooth, reliable cursor control. 2. Wide Voltage Compatibility – Works with both 3.3V and 5V power supplies, making it easy to integrate into various projects. 3. 5‑Way Control – Includes up, down, left, right, and a center click button. All buttons can be programmed for custom functions. 4. Multi‑Color LED Indicators – Four separate LEDs (red, green, blue, white) that can be individually controlled for visual feedback. 5. Compact & Portable – Measures only 20×28mm, ideal for DIY electronics, compact keyboards, or portable controllers. Product Details: This trackball module is built around the original BlackBerry trackball mechanism. It uses magnetized rollers and Hall effect sensors to detect precise X/Y axis movement. A tactile SMD switch is placed under the trackball for click actions. The module connects easily via an 11‑pin header and supports both 3.3V and 5V logic. Perfect for custom input devices, gaming controllers, or accessibility projects. Specifications: - Operating Voltage: 3.3V or 5V - Control Pins: 5 directional/button inputs (Up, Down, Left, Right, Center) - LED Pins: 4 individually controllable LEDs (Red, Green, Blue, White) – Low level turns LED on - Size: 20mm × 28mm - Material: PCB + Plastic + Metal - Color: As shown in images Package Includes: 2 × BlackBerry Trackball Sensor Module 2 × Single‑row Pin Headers (11‑pin) Note: Product appearance, color, or printed text may vary slightly between batches, but this does not affect performance. Slight color differences may occur due to lighting and monitor settings. Allowable size tolerance: ±1‑3mm.