Specification:Material Of Mouse : ADSSize Of Mouse : 162 x 96.5 x 81mmButtons: 7 KeysPower Supply : Build-in Rechargeable BatteryColor: BlackAdjustable DPI : 1200-1600-2400-3200Interface: USBGross weight: 254gPackage weightBuilt-in battery item weightNumber of batteries: 1Mouse Pad Size : 270 X 220 X 5mmMouse pad Material: Neoprene Rubber(This Material will avoid mouse from sliding)Feature:100% brand new and high quality.Detachable chassis design allows you to choose moreErgonomically designed, optical tracking technology, working on many different surfaces and ideal usage for home, office or game.Ergonomic mouse helps reduce pressure and pain caused by using a traditional mouse.It may take a few days to get used to using it.The wrist support eases pain and fatigue associated with using a mouse for a prolonged period of time.The mouse is skid resistant and sweat resistant.Slim & Attractive Designing, Non-Reflective hard surface.Durable and comfortable.Perfect for Optical Mouse & Trackball Mouse & Mechanical Mouse & Vertical Mouse.This Mouse Pad will help your Mouse get a Accurate Tracking and click, Wonderful partner for Mouse!High Quality Comfort Mouse Pad For Optical Gaming MouseSystem support: Windows 2000, Windows XP, Windows 7, Windows Vista, Windows 98, Mac OS, Windows ME, Windows 8, Windows 10 and so on.Package included:1 x Vertical Mouse (If ordered Mouse)1 x USB receiver (If ordered Mouse)1 x Mouse Pad ( If Ordered )