Blue Light LED Lighted Mouse Pad with 4 Port High Speed USB 2.0 Hub. 4 built in high speed USB 2.0 ports within handy reach for convenient connection of portable devices. Blue LED light gives off a nice SUBTLE non overpowering blue glow. Large Micro Grooved work surface provides exceptional movement for both conventional wheel based and optical mouse. Pad surface 10.25" X 7.5", Overall size 11 X 8. More work surface then most competing LED pads. Non-skid design,Easy plug & play install works with all Windows based operating systems.