Brand Jeway Model JM-1201 Quantity 1 Color Black+Yellow+Orange Material plastics Connection Method Wired Connection Type USB Cable Length 135 cm Tracking Method Optical Resolution 800/1200/1600/1800 dpi Power Supply USB Supports System Windows 2000/XP/Vista/7 Other Refresh rate: 3000 fps; Rate of return: 125Hz 5000000 times super long key life Keywords 1 6D Multi function key design; 2 Colorful PVC blue glare; 3 800/1200DPI Can regulate; 4 Durable skid wheel design; 5 The side is provided with a forward and backward multi function key; 6 Human engineering of left and right hand universal design; 7 The high resolution optical sensing technology precise positioning; 8 The built-in weighting block the long time intense game the maximum balance longer duration; 9 Gold plating speed USB interface effectively ensure the signal transmission the higher sensitivity; Arc design comfortable. The hand shape and soft rubber grip together bring experience all-round comfortable for you.Manipulate within you long time use will not cause fatigue and.High precision Blu ray tracing engine high precision wavelength specific Blu ray technology provides more smoothly the ability to adapt to control more precise and wider surface Packing List 1 x Mouse