15W switching power supply,switch mode power supply,switching power supply 220v 5v, sigle out put :15W,selectable by switch ... -pinlet stability:±0.5%load stability:±1%Efficiency:82% Adjustable:±10%AC input voltage range:85~132VAC/170~264VAC, selectable by ... ,O/P-FG,I/P-FG :500VDC/100MΩworking temperature:-10°c-+50°cSafety standards: Design refer to GB4943,UL60950,EN60950EMC ...