Everybody knows that 3 hands are better than 2. The Supernumerary 3DOF Robotic Arm is a wearable extra limb that lends you a helping hand. It can help humans perform physical tasks in domestic and industrial applications. This robot has a lightweight design and can compensate for human motions.
As the above video shows, this robot can help with picking fruit, handling tools, and other similar tasks. More info is available here.