Comfortable Ergonomic Design: After thousands of palm data samples, we designed this ergonomic wireless mouse. The laptop mouse features a streamlined arc and finger rest, significantly reducing stress on your hand, wrist and arm caused by prolonged usage. Furthermore, side pits significantly reduce slippage, maximizing comfort and mouse usability. Easy to Use and Extremely Stable Connection: Plug and play means there is no requirement for any driver installation, meaning you can plug and play the wireless laptop mouse directly. Additionally, the 2.4G wireless tech with 10m/33ft range offers ultra-stable usage, with the USB mouse additionally containing no lags or dropouts. You can use this wireless mouse anytime and anywhere you’d like. Multi-function Wireless Mouse: 5 levels of DPI including 800/1200/1600/2000/2400, so you can easily change cursor sensitivity depending on your relevant activity, improving efficiency by up to 115%. Furthermore, the two side buttons help you control forward/backward page for increased productivity, with the advanced technology helping your mouse move around the computer screen smoothly! Wide Ranging Compatibility: Considerably compatible with Windows 7/8/10/XP, Vista 7/8 and Linux. Fits desktops, laptops, PCs, Macbooks, tablets and other devices – this is a universal laptop USB mouse designed for the office, family computer usage, travel, business trips and meetings. Power-saving and Long-lasting Battery: Powered by 1 AA batteries (not included) this wireless mouse will last up to 15 months, when using the mouse daily, so there’s no need to worry about changing batteries for an extremely long time. Additionally, the cordless mouse will automatically enter sleep mode within 8 minutes of inactivity, saving a significant amount of battery life.