100% brand new and high quality Character: CHIMMY, COOKY, KOYA, MANG, RJ, SHOOKY, TATA Type: Wireless Mouse Package: Mouse body, Nano receiver, (AAA Battery is not Included in the package) Size: 115 x 58 x 26mm (4.5x 2.3 x 1.0 inches) Weight: 56g Powered by 2X AAA (not included) DPI: 1,600 Transmission distance: 10M System Support: Win2000, WinNT4.0, WinXP, Win.NET, Win7/8/10, MAC OS X10.8