This optical mouse, adopted of 2.4GHz wireless connectivity, is easy to pair and connect quickly. Featuring up to 10 meters operation distance, it gets your work more efficient and saves your time. Let you enjoy , comfortable and quiet clicking, for or projects at home. Features - Brand: LEDMOMO. - Color: White. - Material: ABS. - Size: About 11.40X6.00X2.00cm/4.48X2.36X0.79inch. - Adopted of 2.4GHz wireless connectivity, it features 10 meters working distance. - Comes with a mini receiver inside the back of the mouse. 3 adjustable DPI levels (800-1200-1600 DPI) enables you to control the speeds of the mouse freely. - Based on symmetry design, the mouse has slim shape and gives you comfortable hand feel and silence click. - Easy to operate. Insert the USB receiver into the computer USB port, then turn on the power at the reverse side of the mouse. When the mouse pointer appears on the computer screen, move your wireless optical mouse to works. - Professional optical and accurate positioning, built in energy- . Compatible with most systems including , Windows2000/XP/Vista/ /7. Package list: 1 x LEDMOMO Optical Mouse(Without Battery)