Analog. Rugged, mechanically simple instruments, provide accurate, reproducible viscosity readings in less than 30 seconds. Calibration spring is unaffected by long use or extreme environmental conditions. Dial readings convert directly to centipoise (CP) units - no timing or involved calculations required. 4 speeds (6, 12, 30, 60 RPM), 16 ranges. Viscosity range (with all 4 spindles): 15-100,000CP. Includes carrying case and complete spindle set. Stand may be available from stock at extra cost - please inquire. ALL USED VISCOMETERS ARE OVERHAULED AND COME WITH A CALIBRATION CERTIFICATE.