Tekpower HY3010E VARIABLE REGULATED DC POWER SUPPLY 0-30 VOLTS @ 0-10 AMPS (HY3010E) Continuously monitor voltage and current output on two back-lit LED,Output Voltage: 0 - 30V @ 10A Operate continuously at full load without overheating Constant voltage or constant current operation Coarse and fine voltage controls, fully overload protected