It is a Notebook Cooler Pad Specification Air flow:28CFM, Speed:1500rpm, Noise Level:25dBA, Rated Voltage:DC 5V Power Consumption:0.9W Rated Current:180 mA Fan:80x80x10mm,MTBF.:20,000hours Dimensions: 300x230x13.8 mm. I measured with my tape measure it is 30inches by23inchesand it has a little sign on that has iessentials. WDupree