Nulea M512 Wireless Trackball Mouse, Ergonomic 55mm Trackball, Adjustable DPI for Precise Control, Left or Right Hand Compatible, Rechargeable, Multi-Device Bluetooth & 2.4GHz for PC, Laptop（Black）

Nulea M512 Wireless Trackball Mouse, Ergonomic 55mm Trackball, Adjustable DPI for Precise Control, Left or Right Hand Compatible, Rechargeable Ergonomic Design for Comfort: The trackball mouse is designed to reduce hand movement, making usage more comfortable and less straining on your arm; ideal for long work hours in both home offices and shared spaces.

• Ergonomic Design for Comfort: The trackball mouse is designed to reduce hand movement, making usage more comfortable and less straining on your arm; ideal for long work hours in both home offices and shared spaces.
• 55mm Large Trackball: Features an oversized trackball for precise control; ideal for graphic design, video editing, and everyday computing on any surface, making this the great track ball mouse.
• 4-Level Adjustable DPI: 400/800/1200/1600 DPI settings; easily switch between four sensitivity levels for custom control; suitable for browsing or detailed tasks with this bluetooth trackball mouse.
• Multi-Device Connection: Connect up to three devices via Bluetooth or 2.4 GHz wireless; this track ball mouse USB wireless is compatible with laptops, tablets, and smartphones; perfect for multitasking.
• Ambidextrous Design for Universal Usability:Uniquely supporting both left and right-handed users, the M512 lets you tailor the experience with a simple press of the mode switch button: all key functions automatically swap to match your dominant hand, ensuring a natural, comfortable grip. Ideal for shared use in offices or families, it eliminates awkward adjustments and guarantees usability for everyone.
• Ergonomic Excellence with Included Wrist Rest & Adaptive 4-Button Layout:The M512 central trackball mouse merges smart functionality and comfort: its surface features 4 intuitive buttons, where the top-left replaces the traditional middle mouse button for ultra-smooth page scrolling, the top-right acts as a quick-access back button, and the two bottom buttons function as standard left/right clicks for familiar operation. Paired with the included wrist rest that reduces forearm strain during extended use, this design minimizes fatigue while maximizing precision, perfect for long work sessions, browsing, or creative tasks.
• Space-Saving Trackball: Saves desk space with stationary roller mouse design; works on any surface such as beds, couches, or crowded desks; no need for a mouse pad with this mouse trackball; for added comfort, it's recommended to use with a wrist rest.