3 adjustable DPI switches: 1600, 1400, 1200, freely control your own speed. No driver needed, plug and play directly (Note: Battery is not included in the product) Strong durability and 33ft/10m long working distance. 500,0000 times keystroke Test and work well. 2.4GHz wireless - increased working distance up to 10m. Wide compatibility. Compatible with most systems including Windows, Mac and Linux. Suitable for Laptop, PC, Notebook, Computer, Macbook and other devices. Nice Design: Streamlined shape and textured natural bamboo handles keep your hand comfortable even after long hours, a USB nano receiver that can be stored in the back of the mouse. Automatic power-saving sleep mode. The auto power off feature will help you save energy as your wireless mouse will turn off when your PC is turned off.