Note - Please make sure the mouse is TURNED ON when you are recharging it - Only the left and right buttons of the mouse is silent the two side buttons are not Features - 24 GHz wireless provides reliable and long range connection - Cool breathing color creating a ideal atmosphere for playing Light on/off depends on your needs for the design of a singe switch - Soundless clicks allow you working or play without bothering others - Two side buttons achieve the function of page forward and page backward - High quality rechargeable battery promises a long battery life which is user and environmental friendly - 3 level DPI 1200-1600-2400DPI of the mouse meets your needs perfectly - Ease to set up plug in the USB receiver and you are all set Specification Type Wireless mouse combo Wireless Distance 10m Receiver Nano receiver Colors BlackWhite Buttons 7 DPI1200-1600-2400 Battery 400mAh Lithium battery Package Contents 1* Wireless mouse 1* Charging cable 1* USB receiver 1* English Manual