BROADER THUMB REST DESIGNUpgraded much wider thumb rest area designed for better support to the whole palm and fingers reduces the pressure and tension brought by long-time work to the hand and improves the efficiency of workBATTERY POWER DISPLAY AT A GLANCEUpgraded visible battery indicator on the top of the mouse design at a glance you'll know the remaining battery as well as an indication of when it's time to recharge. Say goodbye to power outage anxiety and give you a sense of security 2.4GH z
USB Mouse: Stable connection up to 10-meter working distance and just simply insert the USB and play; 4 adjustable DPI (800/1200/1600/2400) for freely controlling mouse speed6
High Efficient Buttons: There are not only clickless left and right buttons but also a DPI adjusting button scroll wheel and two side buttons. The function of the side buttons (not silent) is to help you to back or forward when you browse a website a USB mouse with side buttons is more convenient for you surfing and workingWide
Compatibility: This wireless mouse is compatible with Windows 7/8/10/XP Vista and Mac OS system and under