Via Bluetooth 5.0+ Bluetooth 3.0+2.4GHz Wireless, it connects up to 3 devices like Windows computer, MacBook and Android Phone, Tablet at the same time. Easy switch by a single “click” between the different inputs. Built-in 800mAh Li battery, easy charging by included USB cable. Adopt intelligent energy-saving design, standby time is long with auto sleep and wake mode. More functions: use while charging, plug and play. Features a battery level indicator. NOTE: Please connect the mouse-cable to your computer to charge the mouse. Do not use a mobile phone charger or fast charger to charge the mouse, otherwise it will affect the life of the mouse and battery. Tough and domineering appearance, plating double wing, skin-friendly material to fit your hands perfectly, provide a comfortable using experience. USB receiver embed in mouse bottom, convenient to keep, slip the mouse into your bag or pocket so you have it anywhere you need it. The professional game Beken RF IC chip provide fantastic using experience of fast response, stable refresh rate, smooth tracking, precise movement. 3 adjustable DPI level between 800, 1200, 1600 meet both ordinary and gaming need, easily change the cursor sensitivity depending on your activity. Cool LED lighting effects set you in a unique gaming atmosphere. simple to use it, no additional software or firmware required. Work well on PC, MAC, Laptop, Notebook, Desktop Computer Windows, Android Tablet, Smart Phone. If you have any questions, we will provide you with professional customer service.