HDE Ultra-Thin Wireless Mouse 2.4GHZ Ergonomic Candy Colored Optical Mouse with USB Nano Receiver and Adjustable DPI Switch (Black) Slim, ergonomically-designed 2.4 GHz wireless mouse ideal for home or office use Mouse is compatible with most laptop and desktop computers via USB receiver (packaged inside Optical tracking technology works on many different surfaces | DPI switch allows for adjustable Package Contents: 1 x Wireless Mouse, 1 x USB Receiver HDE is a registered trademark and is the only authorized seller of HDE branded products