Nulea M506 Wireless Trackball Mouse, 54° Vertical Ergonomic Thumb Control

54° Ergonomic Vertical Design: The 54° vertical structure keeps your wrists and forearms in natural relaxed positions. Contoured shell with textured palm surface offers comfortable grip and steady cursor movement for office and design work.
Intuitive Controls & Crisp Click Feedback: All essential controls, including navigation buttons, scroll wheel, and function switches, are within easy finger reach. The responsive buttons deliver satisfying tactile feedback with a crisp, audible click. Enjoy convenient control for everyday office work, browsing, and creative tasks.
Thumb-Controlled Trackball: Thumb-operated trackball enables precise navigation with minimal hand and arm movement. Significantly reduces wrist burden and helps prevent fatigue, ideal for users experiencing wrist discomfort during long working hours.
2 Bluetooth + USB 3-Device Connection: Supports two Bluetooth channels and one USB receiver, allowing simultaneous connection to up to 3 devices. Switch instantly between PC, Mac, laptop, and tablet with one button for seamless workflow.
Rechargeable Built-in Battery：Equipped with a built-in rechargeable cell, the device runs continuously for up to 21 days after a single full charge. Eliminating frequent battery replacements, it reliably meets your long-duration daily usage demands.
4 Adjustable DPI Levels: Offers 4 DPI settings (400/800/1200/1600) to easily switch between precision and speed. Perfect for design work, photo editing, multitasking, and everyday office tasks.
Easy-to-Clean Detachable Trackball:The trackball is removable for easy cleaning. Take it off quickly without tools to clear dust and dirt. It keeps rolling smoothly and ensures precise cursor control all the time. Simple to maintain for long-lasting stable performance.