The item is a 2.4GHz optical mouse. It is perfect for use at home, office or on-the-go. Slim design makes it easy to put in your laptop bag or pockets. Perfectly fit for Notebook, PC, Laptop, Computer, and other device. Compatible with most systems including Windows2000/XP/Vista/ /7. Features - Brand: LEDMOMO. - Color: White. - Material: ABS. - Size: About 11.40X6.00X2.00cm/4.48X2.36X0.79inch. - Featuring up to 10 meters operation distance, the mouse has adopted 2.4GHz wireless transmission. - Easy to pair and connect quickly. DPI levels are adjustable (800-1200-1600 DPI). Equipped with nano receiver, compatible with laptops. - Slim shape and portable size. You are able to get your work more efficient and save your time. - Easy operation. Connect the USB receiver with USB port of the laptop, then turn on the mouse, and move it to check whether the pointer appearing on the laptop screen. - Enjoy , comfortable and quiet clicking, for public spaces or projects at home. Package list: 1 x LEDMOMO Optical Mouse(Without Battery)