Thank you! It is 5v. I don't know exact current, but I use 10A power supply and it works really well.
Transforming your world with Tinkercad
RS-LM 2014 Audi R18 E-Tron Quattro 3d printed RC car
Thank you! Perfomance depend on configuration of springs. In the video I use 3 springs in shoulder and 1 in elbow.
101 useful, practical, functional 3d prints!
Privacy monitor hacked from an old LCD Monitor
EWaste 60$ 3DPrinter
Tertiarm - 3d Printed Robot Arm
Tertiarm - 3d printed robot...View Instructable »