DC Power Supply Output Volts (DC) 30V Output Current (Amps) 1 A Current Limits Constant Current Operation Ripple Volts Regulation Greater Than or Equal 1 mVrms Line Volts Regulation 0.01 Percent + 3mV Load Regulation 0.04 Percent + 1 mV Line Regulation 0.01 Percent + 3 mV Meter Type Digital 120/220V AC +/-10 Percent Input Voltage Input Frequency (Hz) 50/60 Hz Overload Protection Reverse Polarity Protection Protection Banana Plug Connection Display Dual LED