A 58th Special Operations Wing, 551st Special Operations Squadron, MH-53J Pave Low IIIE flies a training mission. The MH-53J Pave Low IIIE heavy-lift helicopter is the largest, most powerful and technologically advanced helicopter in the Air Force inventory. The terrain-following and terrain-avoidance radar, forward-looking infrared sensor, inertial navigation system with global positioning system, along with a projected map display enable the crew to follow terrain contours and avoid obstacles, making low-level penetration possible.