Bluetooth 4.0/2.4G Wireless Connection. Dual mode connection. Bluetooth 4.0 brings quick response, precise movement, stable connection & smoother tracking. Do not occupy any USB ports, no need to worry about no USB port left for the mouse. Desktops or laptops(Windows 7) are recommended to use wireless connection. 【Notice】This mouse is compatible with the mac system that is above Mac OS X 10.10.4, while it didn't support Mac OS High Sierra(No.10.13.3). Multidevice control. With one mouse, you can switch free to control 2 computers, extremely convenient. Just press DPI button for 3s, you can control the one you want. A fantastic idea to control your MacBook Pro by bluetooth connection as well as to control your PC or laptop by wireless connection 5 Adjustable DPI Values. 5 DPI (800/1200/1600/2000/2400) levels to suit both ordinary and gaming needs. The default value is 1200 & you can press DPI button to switch. 6 buttons design (left/right button, scroll wheel, DPI/mode switch button, forward/backward button) can meet most people's needs

✔【CABLE&CLUTTER FREE】: Bluetooth 3.0 technology provides a cable-free & clutter-free connection,operating distance 10 m. Do Not Occupy Any USB Port; More convenient,stable and power-saving. ✔【UNIVERSAL COMPAYIBILITY】: The bluetooth keyboard works with iOS, Android, Mac and Windows, with shortcut keys for all four systems. Apple iPad Air, iPad 4 / 3 / 2, iPad Mini 4, iPhone 7Plus/7/6S/6, Galaxy Tab ,Galaxy Note, Surface & More (Incompatible with Nook Tablets) ✔【WORK FOR LONGER WITH RECHARGEABLE BATTERY】 : With built-in 350mAh rechargeable Li-ion battery, this bluetooth rechargeable keyboard supports 60 hours uninterrupted work, 6 months standby after 3 hours full charge.