Feature 1Three Modes: Bluetooth mouse has dual BT5.1 mode and 2.4G wireless technology for mouse. Stable bluetooth and usb wireless support connects three devices so you can easily switch between them. 2Ergonomic Design: Bluetooth wireless mouse is ergonomically designed to fit comfortably in the palm of your hand with a precise design. Side buttons help you control forward and backward pages. 3Adjustable DPI: Wireless mouse includes 4 levels of adjustable DPI so you can easily change cursor sensitivity based on relevant activities to increase efficiency.The color change of the light indicates the DPI level. 4Volume Adjustable: Bluetooth mouse has shortcut to adjust the volume, that is the DPI button, press and hold the DPI button for 2 seconds, then scroll the wheel to easily adjust the volume. 5Compatible: Bluetooth Mouse has a built in wireless receiver and dual Bluetooth 5.1 to easily connect the mouse to your for MacBook, laptop or any desktop device, the mouse is wirelessly compatible for Windows, for OS X, for Chrome OS and for Linux.Item Type: Rechargeable Wireless MouseMaterial: ABSIntegrated Circuit: Pix Art 3220Operating Mode: 2.4G and BT5.1 and BT5.1 Three Mode MouseReturn Rate: 125HZMovement Speed: 30 Inches / SecondRefresh Rate: 4800 FPSAcceleration Speed: 10GNumber Of Switches: 7 Buttons (Silent Design)Switching Life: 10 Million TimesVoltage / Current: 3.7V/12mABattery Type: Lithium BatteryBattery Capacity: 500mAh (Included)Working Range: Approx. 10m /32.8ftCharging Cable Length: 75cm (C Type Charging Cable)DPI:1000/1600/2400/4000 Adjustable (Default 1600dpi)DPl Light Mode: Red (1000) Green (1600) Blue (2400) Purple (4000) DPIDPI Key: (Long Press DPI 2 Seconds to Wake up The Wheel Volume Adjustment) .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Mouse1 x 2.4G Receiver1 x Charging Cable1 x Instruction Manual