NEW Upgraded mouse: injects new vitality into efficient office work. It has four excellent working modes. You can freely choose between BT 5.2 and BT 3.0 Bluetooth connections. The 2.4GH z USB-A and 2.4GH z USB Type-C connections are efficient and stable. Its unique dual-port receiver cleverly integrates the USB-A and USB Type-C interfaces, bringing extreme convenience. With just a light press of a switch, this Bluetooth wireless mouse can freely gallop between various devices. The transition from a desktop computer to a notebook is seamless, and it is also effortless to switch from a tablet to a MacBook. Let you switch as you wish and enjoy a new realm of office wo ^^ Added next/previous buttons provide convenience when webpage browsing; the superior choice for internet surfers, gamers and people who work at length at the computer. ^^ 800 / 1200 / 1600 DPI Resolution Optical Tracking Technology provides more sensitivity than standard optical mice for smooth and precise tracking on a wide range of surfaces. ^^ Scientific ergonomic design encourages healthy neutral "handshake" wrist and arm positions for smoother movement and less overall strain. ^^ [Rechargeable] Built-in rechargeable battery, no need change battery.
Special soundless design for the right and left buttons, wont disturb others. One year quality warranty for this wireless bluetooth mouse