JOMAA EM03 Wireless Rechargeable Trackball Mouse — 44mm Ergonomic Rollerball, RGB, 2.4G + BT (Windows / Mac / iPad)

Precision 44mm index-finger rollerball lets you steer the cursor without moving your wrist. The EM03’s elongated palm rest supports a more natural hand posture to help cut down on arm and wrist strain during long sessions. Connect up to three devices easily using 2.4G dongle plus Bluetooth 1 and Bluetooth 2 modes for seamless switching. Built for quiet work with silent clicks and five selectable DPI settings for on-the-fly sensitivity adjustment. Rechargeable via Type‑C cable—no disposable batteries required. Accent RGB backlighting adds style while maintaining comfort and control across Windows, Mac and iPad environments.