Description:Dual Mode (BT 5.1 + 2.4 GHz): Dual Mode Mouse realizes free switches between two devices with 1 . You can connect a device with a USB port via a 2.4 GHz USB receiver and use Bluetooth mode to connect another equipment Note:Two modes cannot be used at the same time.Adjustable Dpi: Cordless Mouse adjustable DPI levels among 800, 1600 and 2400 to freely change the mouse speed and a working distance of up to 10m, suitable for office or daily use.Mute Click:Silent Wireless Mouse design silence buttons, silent button reduces noises.Use without disturbing others,it an ideal wireless mouse for office,cafe, library, bedroom, help you concentrate on your work, study.Compatibility:Rechargeable Wireless Mouse have strong compatibility.2.4G usb version supports Windows,Bluetooth version supports Windows /ios / android.Rechargeable :Wireless Mouse upgrade the Type-c charging port low energy saving technology,charging a 1 time accompany about 60 days to bid farewell to frequent charging.Specification:IC: Pix Art 3212Working mode: 2.4G+BT5.1Rate of return: 125HZMoving speed: 30inch/sRefresh rate: 4800 frames/secondAcceleration: 10GNumber of switches: 5 Keys (mute)Switch life: 10 million timesProduct material: ABS andmetal rollerVoltage/current:3.7V/30mABattery capacity: 500mAHWorking range: 10mLength of charging line: 30cm (Type-c charging line)DPI: 800/1600/2400 AdjustableSupport: 1 click desktop (quick return to desktop)Size Chart:11.2cmx6cmx2.6cm/4.41inchx2.36inchx1.02inchPackage Includes:1 Wireless Mouse (2.4g+Bt5.1)1 Usb Receiver1 Usb Receiver Cover1 Charging Cable (30cm Type-C)1 English InstructionNote:Please allow slightly errors due to manual measurement and different monitors.