Introduce: The product is mainly applied in the fixing, constructing, detecting and maintenance of large-scale bridge, steel structure workshop and sorts of aerial equipment. It can be used in all kinds of rugged terrain. CE certified. 1)Structure: Scissors, enable extended-platform, good performance of elevating and loading. 2)Sole control system, drive mode: 4x4, maximum speed: 6.5km/h. 3)Gradeability: 40%. 4)Tilt alarm, the auto-leveling system of four crutch-leg. 5)Emergency down-valve device. 6)Double anti-press protection: Electric-control and safety-web.