Rapoo – 8200P 5G Wireless Multimedia Keyboard & Mouse Combo (Nano Receiver) / 9 months battery life. Innovative reliable 5.8GHz wireless technology, prevent interference from other device , 10M operation distance. Fully plug and play, driver free. Keyboard: – Compact slim design and layout for space saving – 10 functions on the top for Internet/Multimedia control – Waterproof design let you spill, keep working – X-Chocolate key system, a perfect touch and reactions – RAPOO latest Power Saving Technology, Mouse: – Page Up/Down Side buttons for convenient web surfing – 500 / 1000 DPI switchable High-definition tracking engine – Advanced programmable-buttons allow to define shortcut to Applications, Office file and Web pages. – A list of keys or combined keys (eg. Ctrl-X) can be set to MACROs. Complicated operation is done by one touch. – Modern stylish and portable design, various color to match your style – Nano Receiver-In-Mouse design for convenient carrying – Fully plug and play, driver free – Low-voltage alarming function – Main Power ON/OFF switch to save energy for longer battery life – Power Saving Technology, 2 batteries life up to 9 months.