Mastech HY5005E-2 2 - Display DC Power Supply, Digital 0 to 50V @ 0-5A, Dual Variable Output Two Power Outputs:2 Variable: 0 - 50 Volts @ 0 - 5 Amps Constant voltage/ Constant Current;Voltage and Current adjustment Power effect: CV&lt;0.01%+2mV, CC&lt;0.2% + 2mA Overload effect: CV&lt;0.01% +3mV, CC&lt;0.2% +3mA Protection: constant current and short-circuit protection