Humanoid expansion set


Now Otto is modular, so you can add this expansion to any of your starter Otto and transform it into a Humanoid robot!

SKU: SNAR48 Category:


You must buy or previously have an Otto DIY robot kit to complete this expansion.

Building a biped robot that moves around like a person is a significant challenge, but you don’t need much experience to build a robot like Otto. Humanoid is also sturdier than the previous versions and includes various upgrade it’s code and design. Uses same legs and feet that are easy to assemble, also it’s a bit bigger giving more space for electronic components and cables making it much easier to handle.


With this expansion your robot will add this extra functionalities to your robot:

💪 Arms with grippers
🎤 Reacts to claps and noises
👅 Expressive LED mouth


What includes?

This is a expansion set that includes all the electronic parts + the 3D printed plastic shell you need to upgrade your robot:

  • 3D printed Humanoid expansor
  • 3D printed Left Arm
  • 3D printed Right Arm
  • 3D printed Matrix mouth holder
  • 2 x Servo motors
  • Sound sensor
  • Matrix of 8×8 LEDs to express emotions and show up to 30 of the predefined mouths or create your own
  • DuPont cables
  • Otto DIY robot kit is NOT included in this set

Instructions Manual and .STL files for 3D printing you can download from here.

Additional information






some soldering required