The Leap Motion Controller by Ultraleap is a compact USB device designed for precise hand and finger tracking in 3D space. With a 135° field of view and a tracking range extending up to 80 cm, it captures detailed movements, enabling natural interaction with digital content. The controller operates via USB 2.0, consuming 5V DC at a minimum of 0.5A, and is compatible with Windows 7+, macOS 10.7+, and Linux systems. Its applications span virtual and augmented reality, robotics, gaming, and interactive installations. The device includes an SDK supporting multiple programming languages, facilitating custom application development.