Features: The surface adopts frosted process, ergonomic design, comfortable feel, long for time use is not tired. Using 2.4GHz wireless transmission, the working distance can be up to 10 meters Use a AAA battery, low power consumption, long service life. The shape is lovely ladybug, the design is compact, can be given as a gift to the friends or family. Widely suitable for most laptops, desktops, etc. and for Windows XP, Windows2000 and other systems. Specifications: Material: ABS DPI: 1200DPI Buttons: 3 Buttons Color: Blue / Red Size: Approx. 8.5 x 6.5 x 3 for cm / 3.35 x 2.56 x 1.15 inches Package Includes: 1 Piece Wireless Mouse note: Please allow 1-2cm errors due to manual measurement. Because of the different display of each computer, the pictures may not reflect the actual color of the item.