DescriptionShopping gives u a different life.Features:2.4G wireless connection range: Radius 10 mHigh sensitivity touch template， template DPI adjustable function touchMini QWERTY 92-key keyboard multimedia control keys and PC gaming control keysAutomatic sleep / wake patternsGoogle TV hot keySupport for multiple languagesErgonomic handheld design is easy to carry and operateRemovable lithium battery， super long standbyApplication:PC remote control of home entertainment， multimedia education， training， meetings， presentations andControl computer; Car TV， HTPC， big screen TV， smart TV， hard disk player， network player， X-BOXSystem Requirements :Windows，Linux，Android/Google/Smart TV，Mac OSSpecification :Connection: RF 2.4G wireless connectionBuilt-in 1.5V 3A battery 2 (Optional 400mA/800mA lithium battery)Operating voltage: 3.3VWireless Transmit Power: 2dBmReceiver sensitivity:-85dBmDimensions: about146.8x97.5x19 mmWeight: 173gPackage weight:193gColor:BlackTouch pad: about48x38 mmPackage Includes:1 x Mini Wireless keyboard1 x USB Cable1 x USB Receiver1 x lithium batteryWelcome to the lemon tree international shopping store enjoy a great day!