... / Over voltage,3. Natural wind cooling,4. LED indicator for power on,5. 100% full loaded aging,6.No-load consumption ... high reliability,12.1 year warranty.Specification: Model No.SPN-30-12AC Input Range90-264VACOutput Voltage RangeDC12VRated Current2.5ARated Power30WAC Inrush ... ,0~30ATol.±5%R & N120mVEffi.80% 30W Single Output Switch Power Supply