And another bipedal bot designed to detect and put out fires may soon help Navy firefighters extinguish blazes at sea. The Shipboard Autonomous Firefighting Robot (SAFFiR) is 5 feet 10 inches (1.8 meters) tall and weighs about 140 lbs. (64 kilograms). It can withstand exposure to smoke and heat and is capable of wielding a hose with its mechanical "hands."