Mice & Trackballs Specification Radio Frequency...2.4G MhzCharging Time...2 hoursWorking Time...Up to 14 hoursStandby Time...Up to 170 daysOperating Distance...32.8ft (10m) About this item Innovative Design Based on highly innovative ideas, this mini wirele mouse adopts ergonomic design to effectively reduce repetitive strain injury caused by the regular mouse, avoiding Mouse Arm SyndromeMore Convenient Different from regular mouse, this computer finger mouse requires only 1-2 inches of operating space to move the cursor acro the entire screen. It can be used on clothes, pants, bed, sofa, etc.More Comfortable Uniquie Station also attaches great importance to the comfort of the finger mouse. This lightweight mouse ensures optimum comfort, even when worn for a long time. It can also be worn while typingWirele USB Drived This portable wirele mouse adopts stable and efficient USB Drived transmiion technology to provide more convenient operation while ensuring the reliability and stability of a wired mouseWide Application This portable mouse is not only suitable for daily study and work but also can be used as a wirele remote control in presentations and meetings. It can also control the computer in moving car