RII Mini I8 Plus White Backlit German 2.4G Wireless Mini Keyboard Touchpad Air Mouse

Features German layout for German language users2 4G wireless connection convenient for usingWhite backlit allows you to use it in dark placeOperating range 15 meters MAX without signal disturbance and no direction limit Frequency range 2 403GHZ 2 480GHZOperational voltage 3 3VCharge Voltage 4 4V 5 25VModulation GFSKChannel 78channelsTX Power less than 5dBmTransmission rate 1M bit secFrequency tolerance 30ppmPower consumption 55mA on 1mA sleep Battery Type Built in lithium ion batteryItem size 15 x 10 x 2cmItem weight 109gPackage Included 1 x RII I8 Plus German Airmouse1 x USB Cable1 x USB Receiver