Triple Output Power Supply with LED display. 0-30 Volts; 3 amp. Two 0-30V; variable voltages. It has a Variable Current: 0-2Adc. It has serial and parallel operation for double of normal outputs. Their is a 5V@ 3 A fixed output. The Load Effect: .01% +5mV. The Source Effect: .02% +1mV. Their is current limiting and short circuit protection. The dimensions are 14.3" x 10.5" x 6.5". The weight of the unit is 1.9 LB