Universal Input: 100-240V AC; Output: 12V DC 5A 60 W. Suggestion: The power used should not exceed 80% of the power of the 12 volt power supply 12v dc power supply Widely used in Industrial automation, LED display, Computer Project, LED Strip Lights and other 12v dc products Circuit Short Protection, Overload Protection and Over Voltage Protection Ensures the Safety of Using 12V Power Supply Metal Enclosed Body is good for Heat Dissipation which Can Prolong the Lifespan of the LED Power Supply Dual input voltage: AC 110V/220V. There is a switch, choose the proper voltage before use. Please set the switch to 110V for USA