Mobile unit: Can be moved to provide access where needed. Includes 2 manual platform gates and automatic access ramp.
3G (three gate) unit: Ideal for a stage, courtroom or other public areas where you don't want the obstruction created by a full enclosure. The fixed side walls and landing gate create a partial enclosure for safety when the lift is being used - no one can get under the lift while in use. 
Ruggedly constructed: Ideal for indoor or outdoor use (in moderate climates).
Reliable operation: From the ACME screw drive with its precision movement and strength for day-to-day use.
Other standard features: Continuous pressure operation, keyed access on car, non-skid zinc-coated platform.
Standard finish: Beige powder-coat paint.
Safety features: Emergency stop button on car, underpan obstruction sensors, non-skid platform, manual lowering crank, 42 1/8" (1070 mm) side panels, keyed cab buttons and keyed call stations, backup nut and backup nut safety switch.
Warranty: 36 months parts. Please see complete details here.