1The mouse uses the principle of ergonomics, the overall shape is full, the tail of the mouse is raised to fit the shape of the hand, and the grip is comfortable. 2Plug and play, drive-free chip bid farewell to tedious settings, you can control the Y-axis amplitude, adjust and save immediately. 3The craftsmanship, body, and carrying are integrally molded to improve the appearance and the grip of the mouse. 4With good performance, 8key macro definition programmable and 6speed DPI free switching. 5Longlasting and crisp touch, mechanical micromovement, enhance the game control feel, and increase the competitive experience for game players. 6Configure a variety of cool lighting effects, switch at will, easily set your favorite color. Item Type: Wired Mouse Material: ABS Product Model: M416 Number of Keys: 8 keys Product Interface: USB Working Method: Photoelectric Wire Length: Approx. 1.36meter / 4.5ft LED Backlight: RGB DPI Value: 800/1200/1600/2400/3600/4800 (default 1600) How to Use: Insert the mouse USB plug into the USB port of the computer to use. 1 x User Manual 1 x Mouse Function Diagram 1 x Mouse