Key Features:Wireless connection smart & portable sizeSpecific Multi-media remote control and Touchpad function handheld keyboardWith the Touchpad DPI adjustable functions Better match the different sizes of screenApply to Windows， Mac OS， Android， LinuxEffective distance: 10 metersSpecificationsAndroid buttons Air mouse With touch function Rechargeable lithium batteryTransmission 2.4G: wireless frequency hopping technology Effective distance: 10 meters Remote control function:. Android system keys Mouse functions: gyro sensor Battery: Lithium Battery Standby time: 6 months Use time: 30 hours Receiver:. USB 2.0 mini-receiver System Requirements: Windows， Mac OS， Android， LinuxProduct Dimension:146.8*97.5*19mmNet weight: 110Gross weight: 135gAccessories:1* Mini Wireless Keyboardr 1* USB cable 1* User manual