We will control 5 servo motor using with 5 pcs flex sensor. Also we will controlled robotic hand using with nRF24L01. This video shows the low-cost “robotic hand” construction.

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as ...

Learn how to build your own desktop fully functional robot arm powered by Arduino hardware and assembled using 3D printed parts.