Features: Our small wireless mouse randomly emits different color changes when in use, providing soothing lighting and adding much fun for your daily work and play. You can gift this quiet wireless mouse to family, relatives, friend, classmates and colleagues in need, they will be delighted to receive such useful accessory. Specifications: Quantity: 6 pieces Color: matte black, metal gray, space silver, mirror white, rose gold, tyrant gold Size: about 4.4 x 2.2 x 0.79 inch Package includes: 6 x LED wireless mouse for computer Charging cable USB Receiver Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. The mention of brand names and any related models above is only for purposes of demonstrating compatibility. Our trademark is Kanayu.