Connectivity TechnologyUSB Special FeatureWireless, Programmable Buttons, Portable, Rechargeable, LED Lights Movement Detection Technology 1. 2.4G Stable Wireless TransimissionIts a brand-new versatile mouse by our private mode. More secure and precise, the transmission . Virtually no delays or dropouts. No need driver, just plug and play! 2. Battery Rechargeable MouseBuilt-in durable internal Li-battery, easy recharge through included USB cable without replacing the battery, long standby time. Can be used while charging, energy-saving features, and automatic sleep mode. PS: Don't use the phone charger to charge the mouse, Otherwise, the battery will be damaged! Please connect mouse to the computer to charge the mouse! 3. Comfortable Ergonomic Optical DesignTough and domineering appearance, plating double wing, skin-friendly material to fit your hands , 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. 4. Game Chip Ic & 3 Adjustable DPIThe game 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. 5. 7 Colorful LED Breathing BacklightCool LED lighting effects set you in a unique gaming atmosphere. simple to use it, no additional software or firmware required. Work well on PC, laptop, Windows, Android tablet phone.