Features: Support 2.4G and bt5.1 wireless connection, no need of driver, plug and play. Up to 10m wireless transmission distance, stable connection, strong anti-interference ability, easy to switch according to your needs. Design with 2 shortcut key in the middle of the mouse surface, one key to mute the computer and one button to return to desktop. 3 adjustable DPI(800/1200/1600/2400DPI), easy to switch, accurate positioning, to meet your daily office and entertainment needs. Made of durable ABS material and metal roller. Slim and lightweight, easy to carry and use. Built-in 400mAh rechargeable battery, no need to change or change frequently. Specification: Color: Grey, Silver, White (Optional) IC: PixArt 3212 Working mode: 2.4G+BT5.1 Rate of return: 125HZ Moving speed: 30inch/s Refresh rate: 4800 frames/second Acceleration: 10G Number of switches: 6 Keys (mute design) Switch life: 10 million times Product material: ABS material+metal roller Voltage/current: 3.7V/30mA Battery capacity: 400mAH Working range: 10m Length of charging line: 80cm (Type-c charging line) DPI: 800/1200/1600/2400 Adjustable DPI Key: Press for 2 seconds to turn off or turn on the light Support: One button mute (quickly mute the computer) Support: One click desktop (quick return to desktop) Product size: 11.3×5.7×2.5cm Product weight: 68g Package size: 11.6×7.7×3.1cm/4.5x3x1.2in Package weight: 116g/4oz Packing List: 1 x Wireless Mouse(2.4G+BT5.1) 1 x USB Receiver 1 x Charging cable(80cm Type-c) 1 x Instructions in English