1).Max. tension power:50kN,100kN 2). Testing power accuracy: better than 1%,0.5% 3). Max.distance tetween the clamps: 1100mm 4).Speed rate: 0.1-500mm/min 5). Speed control accuracy: better than 1%,0.5% 6). Machine grade: better than one grade 7).Work voltage: AC 220V±10%