Cyberdyne's robot-suit "HAL" (Hybrid Assistive Limb) is being marketed in two versions. The HAL 3 only provides leg function, while the HAL 5 is a full-body exoskeleton for the arms, legs, and torso. HAL 5 is capable of allowing the operator to lift and carry about five times as much weight as he or she could lift and carry unaided. HAL-5 weighs only 10 kilograms (22 lb). It's battery and control computer are strapped around the waist of the wearer.
History: In 2011 it was being mass produced at 500 units per year. Inquiries for use come from hospitals and rehabilitation centers. The HAL exoskeleton helps the wearer carry out everyday tasks, including walking, climbing up and down stairs, and lifting heavy objects.