After year this robotic arm was finally assembled. Proud authors: Borys and mum present the first movie about this robot:

VELLEMAN Robot arm controlled by a wired manipulator Robot to control assembly, drives and gears based on 5 electric tools. Motors via gearboxes, transmitted by the drive to the bending movement in 3 places, actuated in a wide range and exerted by gripping forces. Additional Jaws are equipped with LED backlighting. The cabinet movements are controlled by a 5-lever manipulator with a wired robot. The robot allows lifting by max. weight up to 0.1 kg, Powered by 4 alkaline batteries (available independently), type D R20, which come from the basics.