EVGA PD02. Power consumption (typical): 12 W. Certification: UL/TUV. Operating temperature range (T-T): 5 - 40 °C, Operating relative humidity range: 20 - 80 %. Dimensions (WxDxH): 119.4 x 129.5 x 61 mm, Drive device, buffer size: 128 MB, Compatible operating systems: Windows 2000, Windows XP, Windows Vista, Windows 7, Mac OS X