描述: 1-19.99V, 9.999A Switching DC Power Supply The 1665 Switching DC Power Supply uses new switching technologies to offer more power at a lower cost than traditional linear power supplies. Over voltage protectionConstant voltage operation Constant current operations Presetting current limiting value Designed with course and fine output voltage and current limiting controls.Specifications: Ripple and noise: 20mV Line regulation: 20mV Input voltage: 90~265VAC; 50/60Hz Meter accuracy: 1%+2 countsDimensions: 4.5"(H) x 8"(W) x 10.8"(D)Weight: 6.6 lbs.