TopCase Chevron Series Green USB Optical Wireless Mouse for Macbook (pro, air) and All Laptop + TopCase Designed Chevron Mouse Pad 100% Brand New 500-1000 (auto) CPI USB wireless optical mouse. For Windows and Mac computers; hassle-free, no software and setup. 2.4GHz wireless optical technology interface. USB works within a maximum of 10 METER distance High precision capacity scrolling will enhance your searching speed. Adjustable of 800 dpi/1600 dpi cursor speed Mini USB receiver is included, which can be stored neatly inside the mouse when not in use. Power saving technology, one AA alkaline battery can last up to 6 months. Low-battery indicator light will be on when batteries need replacement Our cool and fun Chevron patterned mouse will go with any laptops. Absolutely comfortable design for your hand touch