This model, which is of a unique design , is an ideal lift specially for the repair maintenance of various of high-grade cars, middle & small trucks and buses, etc. With hydraulic lock and mechanical dual-gear safety-claw lock double safety device, automatically open when lowering. By lock operation can has the safety-claw located adversely, safe & reliable. Features: 1, Graceful outlook, with concealing structure for the two levels and superior synchronization; 2, The level of the lift can be adjusted in high precision to suit for various kinds of high-precision four-wheel alignment; 3, Easy for tyre mount and dismount and chassis maitenance; 4, The position of the front wheel turntable (optional part) is moveable so that the side slide plate can be fit for more cars; 5, Pneumatic double-tooth self-locking system and anti-explosion pipe insurance structure are automatic opening when lowering. The siding block is made by oil free and super-friction materials; 6, Stable and reliable equipment is relayed on imported hydraulic, pneumatic and electrical components; 7, More convenient usage and more safe on consumption; 8, With hydraulic lock and mechanical dual-gear safety-claw lock double safety device, automatically open when lowering. By lock operation can has the safety-claw located adversely, safe & reliable Technical Data: Motor Power: 2.2KW Power supply: 380/220v Noise level: