HXSJ T66 7 Keys Colorful Lighting Programmable Gaming Wireless Mouse 1. Connection mode: 2.4G wireless 2. Rechargeable: built-in rechargeable battery, battery capacity 750mAh 3. Accurate tracking: professional IC positioning accuracy 4. 10M wireless receiving distance 5. Four-speed DPI adjustment design, 800-1600-2400-3600DPI 6. Million times sound switch design 7. Use a hollow and colorful luminous LOGO, which is easy to identify 8. Lighting mode: RGB subtitle effect, up to 6 lighting pattern designs, the light can be turned off 9. Ergonomic design, comfortable grip 10. Size: 130x67x38mm Instructions for use: 1. Take out the wireless mouse from the box 2. Insert the mini receiver into the USB port of the computer, free encoding, plug and play