*** Arduino Big Sales, take a look : https://www.banggood.com/custlink/vG3KosmbAE If you have a 3D printer then… you must try to build one of this robotic arm-grab toy! One more video: https://youtu.be/dj7r0BXv-tU The robotic arm can learn what to do on every start up. Use the potentiometers (one per servo) andContinue Reading