Power Supply Output Power 20W Input Power AC to DC Input Current (maximum) 115V @0.55A Input Voltage 85 ~ 264V Input Frequency 47 ~ 63 Hz Efficiency 76% Operating Temperature -20 ~ 70°C Storage Temperature -40 ~ 85°C Storage Humidity 95% RH MTBF (hours @ 25°C) 236.9K Safety UL508 / TUV EN60950-1 / EAC TP TC 004 / BSMI CNS14336-1 Manufacturer Mean Well Main Connector Screw Terminal Dimensions (W x H x D) 22.5 x 90 x 100 mm