Ergonomic Wireless Mouse The ergonomic wireless mouse fits your palm perfectly. And the symmetrical design allows it to fit both hands. The side carved shark grain is comfortable for eliminating hand fatigue.We tested thousands of times to choose the size that works best for you. So you don't have to worry about the size of this mouse being too big or too small. This wireless mouse will be your best partner! 5 Adjustable DPI & 6 Buttons You can easily change the cursor sensitivity depending on your activity(800/1200/1600/2000/2400). Higher DPI can help you improve work efficiency. The LED indicator flashes once/twice/3 times/4 times/5 times according to 5 DPI levels.6 buttons design (left/right button , scroll wheel, DPI/mode switch button, forward/backward button) can suit both ordinary and gaming needs. Long Battery Life This mouse has a 18 months battery life. When you do not use this mouse for more than 10 minutes, it will go to sleep. You can wake it up by pressing any button. In addition, the wireless mouse uses a separate power switch design to maximize power savings. Easy to Use Adopted 2.4GHz wireless technology to ensure fast and stable transmission, and longer working distance, reaching up to 33ft/10M. Passed 5,000,000 times keystroke test to guarantee extra durability. In addition, this wireless mouse supports plug and play, you No need to install any drives! Wide Compatibility: Well compatible with Windows2000/ME/XP/7/8/10, Vista ,Linux and Mac OS etc. Fits for desktop, laptop, PC, Notebook and other devices.★ This wireless mouse enjoys 45 days money-back and 18-month worry-free warranty.Notice,the side buttons are not available for Mac OS,but the other function can be used normally.★