【Relieves Hand Fatigue】- With the latest ergonomic design, the wireless mouse perfectly matches the position of each of your fingers. Mini-contoured shape drastically reduces muscle strain by 30%. This computer mouse has 6 buttons. Side buttons, forward and back buttons, help you browse the web conveniently.** USB receiver is stored on the back of the wireless mouse** 【2.4GHZ Wireless Technology】 – This wireless mouse connects with the 2.4G wireless technology via a USB Nano receiver(stored on the back of the mouse,besides the battery).Transmission distance can up to 10m/33ft . Just plug and play,no drivers needed. 【5 Adjustable DPI Levels】 – Choose different DPI computer mouse for different needs-800/1200/1600/2000/2400(default 1200).For daily life – 800/1200 DPI is enough to meet your needs.For office ,1600/2000/2400 DPI can greatly enhance work efficiency by up to 130%. 【Energy Saving】 – This wireless computer mouse is powered by a AA battery which can last 15 months battery life. The laptop mouse will automatically enter into the sleep mode after 8 minutes no any operation. Just click any button to active the USB mouse.(Battery life depends on different usage situation and the device ) 【Sustainable Durable Design 】- Tested with over 5,000,000 keystrokes , the wireless mouse can keep lasting long life usage.Widely compatible with laptop, PC, desktop, computer, Macbook, Chrombook, Notebook. With the system, window 7/8/10/XP/Vista/Linux/Mac. ATTENTION : The side button cannot work on the Mac OS.
