1) Capacity: 1.5-20T 2) Certificate: CE,GS,ISO 3) Color: yellow/green/blue/ ... ) Pack: 11 set/carton, 20carton/pallet Characteristics:1) Capacity: 1.5,3,5,10,16,20T2) Certificate: CE,GS,ISO3) Min. height ... much bigger. CE&GS&DIN7335 mechanical track jacks (1.5T- 20T)