Operating voltage: DC 0 to 60 V Maximum input current: 60 A DC Maximum input power: 300 W Constant current mode: DC 0 to 6 A / DC 0 to 60 A Constant voltage mode: DC 0 to 20 V / DC 0 to 60 V Constant resistance mode: 16.7 mΩ to 500 Ω / 0.125 Ω to 5 k Ω SW operation: Frequency: 1 Hz to 5 kHz