The Powerball Lightweight Arm LWA 4P is one of the most powerful lightweight arms in the world. It is designed for stationary and mobile use. Despite a dead weight of only 12 kg, it can dynamically handle a payload of up to 6 kg, and its wrist moves deftly in tight spaces. Due to the use of the latest generation of torque motors, the average energy consumption of this agile helper amounts on average to an economical 80 watts of power, thus saving resources.