Mice & Trackballs Bluetooth Wirele Mouse Rechargeable Gaming Mouse Gamer USB Computer Mouse Wirele Ergonomic Mause 6 Button Mice For PC Laptop 1.Dual Mode (BT + 2.4GHz) The dual-mode wirele mouse only needs one switch to realize the free switching of one mouse between two devices. It can connect one device through Bluetooth and another device through a 2.4GHz USB receiver. (Note: You can't use Bluetooth mode and 2.4G mode at the same time). 2.Ergonomic Design This mouse is designed specifically for users with wrist pain. Both carpal tunnel syndrome and tendinitis can be alleviated with this mouse. 3.3 Levels Adjustable DPI The computer mouse adjustable DPI setting allows you to change the sensitivity of the mouse pointer speed (800-1200-1600), and track more smoothly on various surfaces, suitable for office and home use (Not recommended for large games). 4.6 Buttons - Easier Web Browsing The ergonomic mouse has 6 function buttons designed to make your use more efficient and convenient! The side buttons help you move forward and backward while browsing the web. 5.Wide Compatibility The 2.4G USB mode is compatible with pc, laptops, computers, or other devices with a USB A port, simply plug the USB receiver, plug and play. The Bluetooth mode can be connected to all Bluetooth-enabled devices like Windows / Mac / MacBook / Tablet / Chromebook / iPhone / Android and so on. Note:There are 2 mouse modes to choose from.Battery mode need 1*AA Battery(not included).