Specifications :  <br>                   Rapoo E9070 Basic Info                  Brand        Rapoo             Model        E9070             Product type        Fashion and ultr-thin             Connection        Wireless              Receiver        nano receiver             Receive Range        10m             Normal key        111                 Tech Parameter                  Transfer frequency        2.4GHz              Press Tech        X Frame              Multimedia        YES              Ergonomic        YES              Waterproof         YES                  Other  Parameter                   Keyboard Color        Black             Dimension        339.5 x 110.3 x 18.2 mm             Keyboard Weight        155g             Power Supply         2 x AAA Battery ( included )             System requirment        Windows 7，  Windows Vista， Windows XP， Windows 8                 Package Included             1 x Rapoo E9070 Keyboard              1 x Manual            1 x Nano Receiver                    2 x AAA Battery   <br>   Feature :  Rapoo E9070 wireless keyboard， the breakthrough industry freezing point thickness， the thinnest at only 5.6mm， convenient to move， easy to carry.     5.6mm ultra-slim design with brushed stainless steel: 5.6mm at thinnest， scissor key structure and stainless steel plate， brings you comfortable tactil    Up to 24-month battery life: With Rapoo's latest energy saving technology and power switch ， you can use your keyboard without power interruption for up to 24-month.     Reliable 2.4GHz wireless connection: Reliable 2.4GHz wireless connection with up to 10M working range.  System Requirements: Windows XP\/Vista\/Win7\/Win8  USB port: Compatible with Windows8  Package included :  1x Wireless Ultra-slim Keyboard E9070 1x NANO receiver 2 x AAA alkaline batteries