The DEUS 3100 is the ultimate descent system for safe, reliable, simple to use and completely HANDS FREE firefighter bailout, rapid evacuation or rescue. Nothing gets a trapped firefighter to the ground faster or safer. The 3100 features four redundant brakes to guard against free fall and limit descent to a safe 3 meters-per-second maximum. Plus, speed is adjusted with just two fingers by a simple control knob. Carry it pre-rigged and instantly ready to use.