Both of the overground installation type and the underground installation type can lift a car not over 3000 kg. If you want to drive the car directly to the platform without a ramp, then the underground installation type is recommended. Model No.PSL30-110P PSL30-330G Lifting Capacity30003000 Max Lifting Height1850mm2030mm Platform Length1500-2080mm1550-1850mm Platform Width640mm550mm Overall Size(1500-2080) * 2080 * 110mm (L*W*H)(1550-1850) * 1900 * 330mm (L*W*H) Lock ReleasePneumatic ReleasePneumatic Release Air Pressure0.4mpa0.4mpa Hydraulic Pressure20mpa20mpa Min Height110mm330mm Rise/Drop Time60-50s60-50s VoltageAs per your local standardAs per your local standard Motor2.2kw3.0kw Weight960kg740kg Installation TypeOn the groundIn a pitChina Vehicle Hoist website:http://www.plkings.com/vehicle-hoist/