Asked
— Edited
could this be a good learning robot ? for in the shop.
ezbv4x1 hexabodyx1 cubex3 pegx3 charger you can also use a gear from broken servo as in the pic.
PWM Servo Feedback (I2c)
— Real-time servo position input via Arduino ADC over I2C; supports Nano (6 channels) or Mega (16), configurable I2C address and scalable chaining.
Try it →
here a little video ,the wifi led is blue now .not green anymore.