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OTTO OPEN SOURCE PROGRAMMABLE ROBOT 3D PRINTING STEAM
OTTO open-source programmable robot for 3D printing. Ideal for STEAM education, DIY robotics, and learning coding with Arduino.
The OTTO Open Source Programmable Robot (3D Printing | STEAM) is an interactive educational robot designed to introduce students and makers to STEM/STEAM learning through hands-on robotics and programming. Otto is a fully open-source robot that can be 3D printed, assembled, and programmed easily, making it ideal for classrooms, workshops, and DIY learning environments.
It supports popular platforms such as Arduino, allowing users to learn coding, electronics, and robotics fundamentals in a fun and engaging way. With movable legs and expressive motions, Otto helps learners understand mechanics, sensors, and logic while encouraging creativity and innovation.

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- Shield type:Â Arduino Nano
- Firmware:Â GRBL
- Modular stepper motor drivers:Â 3
- Limit switches:Â 6
- Micro-stepping:Â 1/16
- Coolant enable
- Uses removable Pololu A4988 compatible stepper drivers. (A4988, DRV8825, and others) (Not Included)
- Jumpers to set the Micro-Stepping for the stepper drivers. (Some drivers like the DRV8825 can do up to 1/32 micro-stepping )
- Compact design.
- Runs on 12-36V DC. (At the moment only the Pololu DRV8825 drivers can handle up to 36V so please consider the operation voltage when powering the board.)
- Please note that this is an unassembled kit and needs soldering.
- Latest Arduino CNC Shield Version 3.51
HC-06 4Pin Bluetooth Module Without Reset Switch
- Working current: matching for 30 mA, matching the communication for 8 mA.
- Dormancy current: no dormancy.
- Used for a GPS navigation system, water, and electricity gas meter reading system.
- With the computer and Bluetooth adapter, PDA, seamless connection equipment.
- Bluetooth module HC-08 Master and slave Two in one module.
- Use the CSR mainstream Bluetooth chip, Bluetooth V2.0 protocol standards.
- Potter default rate of 9600, the user can be set up.
- Bluetooth protocol: Bluetooth Specification v2.0+EDR
- Speed: Asynchronous: 2.1Mbps(Max) / 160 kbps, Synchronous: 1Mbps/1Mbps.
- Security: Authentication and encryption.
- Profiles: Bluetooth serial port.

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