1.Advanced 2.4 GHZ wireless.<br />2.You can work or play in more places <br />like your comfy couch｣ｬthe long-range wireless connection virtually <br />eliminates delays｣ｬdropouts｣ｬand interference.<br />3.Multiple battery-safe mode｣ｬsupport wake-up function in PC and enter sleep mold automatically while idle.<br />4.Invisible receiver compartment.(Receiver stowable in the mouse:protects against dirt or loss.)<br />5.New<br /> improved wireless｣ｬuses 2.4GHz wireless for much greater range (up to 10<br /> Meters) and less chance of interference from other nearby wireless <br />devices;<br /><br /><br />Keyboard:<br />1.Size:46cm*12cm*3.5cm<br />2.Color:White<br />3.Model:JK-906<br />4.Keyboard battery: 2 * A AA batteries (not included)<br />5.Mouse battery: 1 * AAA batteries (not included)<br />6.Compatible with Windows ME/2000/XP/Vista/7/ Mac<br /><br />Note: This 2.4G keyboard Mouse only works with PC ｣ｬnot work with IPAD ｣ｬ touch screen Tablet PC.<br /><br /><br />Installation:<br /><br />1:Slide down the mouse cover｣ｬtake out wireless nano receiver and plug to a USB Slot PC or Android device.<br />2:Insert an AAA battery to the battery compartment.Be sure to insert the negative end first when inserting new battery.<br />3:Replace the battery cover｣ｬensure the prong slot into the mouse.Switch power on in bottom of the mouse.<br />4:Take off keyboard's battery cover from the bottom of the battery.Intert 2 AAA 5:Press an key on the keyboard to activate it.