Available 12" to 18". The Sensor is the only vacuum to offer superior upright vacuuming technology that protects itself from operator neglect. 2-stage, 1.6 hp, 1200 watt, 90" waterlift, 105 cfm airflow. 99.97% at 0.3 microns, 76"[2] filtration area. 120 volt, 60 cycle.