... :156.0mm*30.0mm*26.0mm 3. Efficiency:90% Iwill DC Power Board DC12V120W Specification: Temperature: Operating Temperature:0 OC -- +40 ... /Output Voltage: Input:11.4V/DC~12.6V/DC Output: ATX(+12V,+5V,-12V,+3.3V,+5VSB)Power: Under +12V/DC, 100% load,power is Max ... 81.4WEfficiency: Under +12V/DC, 100% load: 90 ...