4A Model AC and DC outputs (DC regulated) DC output 1.5 to 24V in 11 steps AC output 2V to 24V in 11 steps Protection: DC output current limit, AC input fuse DC Line Regulation: 3% DC Load Regulation: 5% DC Ripple Voltage: 10mV Dimensions: 200(W) x 220(D) x 155(H) mm 7.9(W) x 8.7(D) x 6.1(H) inches Weight: 18 lbs