Product Description: -Low power and current consumption design, making battery used more longer-Ergonomics design, comfortable to operate-Low voIrage aIarm indicator keeps reminding replace battery-Human oriented design, increasing a series of multimedia keys-Ultra-thin keys, comfortable to operate-Multiple auto dormancy function, upplug receiver or shutdown, mouse will immediately fall into sleeping, saving more powerSpecifications:.Type:Wireless Keyboard, Multimedia Keyboard.Interface:Wireless, RF 2.4 G.Key Numbers:3 keys.Mouse Button:1000DPI.Keyboard Power Supply:2 x AAA Batteries.Compatibility:Desktops and Laptops.Material:ABS Plastic.Keyboard Voltage: 3V.The Carrier frequency: 2402MHz-2402MHz.Mouse Power Supply:2 x AAA BatteriesPackage Includes:1 x Wireless Keyboard1 x Wireless Mouse