Products: 1) ZD-QJY3D-1 model with Italian pump station, Chinese hydraulic cylinder 2) ZD-QJY3D-2 model with Chinese pump station, Chinese hydraulic cylinder (Italian cylinder optional) Features : 1) International standard design in conformity with CE standard 2) Chain lifting system: anti-breakage safety for chain 3) Self-locking protective device, with double safety 4) Anti-abrasion nylon slide block 5) Automatic arm locking during lifting and automatic unlocking when arm reaches floor 6) With self supporting base, installation is possible on floor with poor surface anchorage 7) Base with small ramps for easy drive through 8) Folded steel posts with high rigidity 9) Single hydraulic cylinder driving 10) Symmetrical arms and symmetrical posts Technical data: 1) Lifting capacity: 3,000kg 2) Lifting height: 1,800mm 3) Min. height: 160mm 4) Raising time: