3-in-1 Lightweight DC Power Supply with 3 selectable ranges * Performs like 3 power supplies in one * 3 selectable ranges: 0 to 16 Volts/0 to 5 Amps; 0 to 27 Volts/0 to 3 Amps; 0 to 36 Volts/0 to 2.2 Amps * 4-Digit LED displays * Front/rear output terminals