Wireless 2.4 GHz ergonomic trackball mouse with 7 buttons. Built-in two-level DPI, speed and control, easy to switch the cursor speed
Natural ergonomic with right-handed design. Recommended to repetitive strain injuries RSI users and the users work particularly long periods on the computer, for example, office workers, gamers, and internet surfers. Prevents possible mouse arm or tennis elbow (RSI)
Programmable feature added, personalize your working environment.
Built-in on and off switch button and auto power-saving feature. Mouse automatically enters power saving mode after 10 seconds of being sleeping mode, 8-10 minutes of being in standby mode