Technical Features:1. For hospitals, emergency centers, fire, emergency ambulances, family hauling goods up and down the stairs to use.2. The main use of high-rise buildings stair climbing vehicle transfer of goods up and down stairs, only need one person to use.3. Three position lift bar help any size operator move the stretcher on the stair.4. Two rear lift handles5. Rear castor with brakes, castor size: diameter 125/75mm.6. It's made of high-strength aluminum alloy materials.7. A unique track structure, convenient and safe when the stretcher down the stairs.