KP 901 Closed Vertical Platform Lifts It has wide areas of use, the driver system is hydraulic or screw vs nut drive with its own shaft, indoor and outdoor design options and excellent elevators that can be safely used to meet all your needs for high performance. The lift is easy to install and can be placed directly onto the floor without a lift pit, this makes the installation of Lift fast and easy. The outdoor Lift is equipped to resist to most weather conditions.