Item Type Universal Regulated Switching Power Supply Shell Material Aluminum alloy Input Voltage 100V-240V Input Frequency Range 50/60Hz Output Voltage DC 12V Output Current 60A Output Power 12W - 720W Output Type 3 Way Dimension 135mm x 250mm x 70mm Work Temperature 0 to 40°C Storage Temperature -10°C to 60°C Connection Type Screw Terminals Features * The AC 110-220V to DC 5V power adapter provides overload protection and overvoltage protection to keep your devices safe. * The ultra-thin aluminum case with honeycomb heat sinkholes helps dissipate heat and extend the power supply's lifespan. * It uses a switching regulator to convert AC power to low-voltage DC power, and it's more efficient than a linear power supply.