Newage Digital Versitron Hardness Tester #6519 #2 Vertical Capacity: 8.2" Throat Depth: 7.8" Clamping Capacity: 240 Lbf.ft Major Loads: Regular: 60, 100 & 150 kgf Superficial: 15, 30 & 45 kgf Preload: Regular: 10 kgf Superficial: 3 kgf Test Scales: Regular: A, B, C, D, E, F, G, H, K, L, M, P, R, S, V Superficial: 15N, 30N, 45N, 15T, 30T, 45T, 15W, 30W, 45W, 15X, 30X, 45X Test Results In Memory: 9999 Time @ Load Setting User Selectable: 0-99 sec Data Output: USB via an RS-232 to USB Converter Power requirement: 115/230VAC, 50-60Hz