Feature:1. Applicable Places: Specially designed for living room, bedroom and business PPT presentations.2. Small and Portable: Wireless (RF 2.4GHz) connection, smart, lightweight and portable size.3. Convenient Practical: Convenient and efficient meetings, presentations and speeches.4. Wide Range of Uses: for Android TV box, for Windows PC, notebook computer, HTPC, tablet computer, etc.5. Supported Operating System: for Windows operating system, for Android operating system.Specification:Item Type: Remote ControlMaterial: PlasticColour: BlackKeyboard Type: EnglishDistance: <10mBattery Type: 2 x AAA Batteries (Battery Not Included)Receiver Type: USB Receiver USB2.0Button Life: 100,000 TimesSupported Operating System: for Windows Operating System, for Android Operating SystemThis Air Mouse Remote Control Mini Keyboard Has a Wide Range of Uses: for Android TV Box, for Android Smart Projector, Etc. for Windows Computers, Laptops, HTPC, Tablets, Etc..Package List:1 x Remote Control1 x USB Receiver1 x User Manual