Features:</strong><br /> 2.4G wireless transmission technology provides reliable connection within a range of 10m, allows you to say goodbye to the wired shackles and operate more freely.<br /> Ergonomic design, fits the hand, provides comfortable feel, effectively reduces hand fatigue.<br /> Humanized silent design, creates a quiet and comfortable environment whether you are in quiet office or studying late at night in the library.<br /> Three adjustable DPI provide sensitive response and smooth operation, can position accurately in fast moving.<br /> Slim design, lightweight and portable, you can easily put it in a bag or pocket, more convenient to use.<br /> No driver requied, plug and play.<br /> Built-in 500mAh rechargeable battery, adopt Low power and energy saving technology, no need to charge the battery repeatedly.<br /> <br /> <strong>