Note:The product does not contain batteries, you need to prepare 2* AAA batteries by yourself.Specifications:Item Name:2.4G Wireless MouseThe Max DPI:1600 DPIAjustable DPI Switch: 800/1000 /1600DPIWiFi Range: 10MSwitch Life: 10 Million TimesSize: 112*57*20mmInterface: USBMaterial: High quality ABS plasticPowered by two AAA batteries (not included)Features:1.2.4 GHz Wireless Portable Mouse2.High quality ABS plastic3.support ergonomics, it is comfortable to use the mice4.Speed, as soon as possible to lift the masses of the difficult problemsWireless transmission5.Portable and weight light, very convenient to carry and store6.Adjustable gear settings, giving you a more convenient and quick gaming experiencePackage Included:1 x 2.4 GHz Wireless Portable Mouse1 x USB receiver