?DUAL MODE BLUETOOTH MOUSE( Bluetooth +USB)?Choose the mode you like or fit freely.Dual mode wireless mouse realizes free switches between two devices with one mouse only by only one click. ?MODE 1: BLUETOOTH MODE?Connects directly to Bluetooth-enabled device without the need for a receiver.Easy to pair and connect, and do not occupy any USB port. ?MODE 2: USB RECEIVER MODE? Suitable for any computer with USB port.Plug and play. ?WIDELY COMPATIBILITY?This wireless mouse is suitable for almost any device that supports mouse.No need to think about which mouse is best for you. ?RECHARGEABLE AND SILENT CLICK?Built-in rechargeable battery ?with a charging cable.No more need for extra AA battery. Special soundless design for the right and left buttons, Quieter and Easier to click.