15W switching power supply,switch mode power supply,switching power supply 220v 5v, sigle out put :15W,selectable by switch INPUT: 110/220VAC±20%DC OUTPUT: 5VDC 3Awave ... /100MΩworking temperature:-10°c-+50°cSafety standards: Design refer to GB4943,UL60950,EN60950EMC standards: Design fefer to GB9254,55022 ,class Aweight:0.3Kg