The 5V 2A UL Class 2 power supply is one universal input voltage 100V-240V AC to DC 5V 2000mA 10W output constant voltage solution and IP20 rated PC compact case design of wall mount style, desktop style and all in one style, the 5 volt dc power supply is certified UL/cUL 1310 Class 2 FCC safety standard and meet energy efficiency level VI.