Ultra Slim Wireless Keyboard Mouse ComboDesigned with ultra slim appearance and full-size layout, the wireless keyboard mouse combo is a great choice for people who work in the office or at home. You can easily connect the keyboard and mouse to your computer or laptop by plugging the USB receiver into the USB port, no additional drivers required, plug and play.Specifications:Keyboard Battery: Built-in 280mAh rechargeable lithium batteryMouse Battery: 2 x AAA Batteries (not included)Adjustable DPI: 800, 1200, 1600Compatible Systems: Windows 7, 8, XP, Vista, 10 (Not compatible with Mac OS System)The Working Range: 33ftKeyboard Dimensions: 42.7 x 12.4 x 1.5cmMouse Dimensions: 10.8 x 6 x 2.5cmPackage Included:1 x Wireless Keyboard 1 x Wireless Mouse1 x USB Receiver1 x USB Charging CableNote: The USB receiver is inserted in the battery compartment of the mouse.