Detailed Product Description *mini mouse/mini optical mouse with 800dpi *Working voltage: 5V *Working current: 30mA *Stand-by Current: 30mA *Color: Red, Black, Blue, Customize *Packing: Color Box, Blister, White Box, Customize Standard: CE FCC ROHS Packing detail: 100pcs/ctn; Meas: 50*44*27.5cm/ctn(with white box) [ System Requirement ] Windows98 Windows98se Windows2000 WindowsXP WindowsME Vista