StuckAtPrototype
Micro Racer Kit - Preorder
Micro Racer Kit - Preorder
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Preorder and save 20% and be the first to ever get these! We estimate to ship September 30th, 2025. We will let you know if anything changes.
Buy 2+ get an additional 20% off
Buy 6+ get an additional 30% off
Assembly and simple soldering are required.
Every kit includes:
- 1x Micro Racer populated PCB
- 1x Thumbtroller populated PCB
- 1x Power-ups and obstacle set
- 1x Micro Racer color sensor PCB
- 4x 6mm planetary motor (1200RPM)
- 1x 3D printed chassis set
- 1x 3D printed thumbtroller case
- 2x 300mAh LIPO
- 2x USB-C cable
- 1x Set of Assembly materials
- Step-by-step build videos with Damian, aka StuckAtPrototype, from YouTube
- Lifetime access to private engineering community ($149 value, yours FREE)





How It Works
- Assemble the kit
- Race and Have fun
- Hack and customize
- Expand and learn with a community of likeminded engineers

This Little Car Has Superpowers
This little car can detect magnetic surfaces and see colors. Using this, we are able to create super fun and dynamic gameplay. Make sure to get the red mushroom, but avoid the yellow banana.

Learn and Hack
As a bonus with your Micro Racer Build Kit, you’ll gain exclusive access to a private community where you can:
- Learn through hands-on engineering walkthroughs
- Join live Q&A sessions
- Master embedded systems, firmware, and hardware design
Whether you’re a beginner or a pro, this is the perfect place to level up your skills while having fun!
Feature List (High-level)
- ESP32H2 controller on both the Micro Racer and the Thumbtroller
- RGB LED headlights and taillights (customize to any color you'd like via a button press)
- On-board charger for both the Micro Racer and Thumbtroller
- Integrated debug port via USB-C for easy firmware upgrades
- Color and magnetic sensor attached via a connector the Micro Racer PCB
- 4x Motor drivers for precise motor control
- Magnetic power-ups set for out of the box fun
- Pre-programmed boards for easy assemble and play
- Fully open-sourced (once the first kits ship) so you can modify it as you'd like
Assembly Sneak Peak
30-Day Satisfaction Guarantee
If you are not thrilled with the Micro Racer Kit, simply return it within 30 days after delivery for a full refund. No questions asked. We are confident you will love the experience and we proudly stand behind it.
Frequently Asked Questions
Do I need any tools or experience?
All you need is a soldering iron, some solder, and curiosity. No prior experience is required.
Is soldering required?
Yes, simple soldering is required to connect a few wires. The build is beginner-friendly, and the videos guide you through the process.
What’s included in the kit?
Each Micro Racer Kit includes all hardware, electronics, 3D-printed parts, and access to the full online course and private community. See the full "Every kit includes" section above for a detailed list.
When will it ship?
Kits will ship on or around September 30, 2025. We’ll keep you updated by email if anything changes.
Can I modify the firmware or hardware?
Absolutely. The Micro Racer is fully open source. Both the firmware and hardware are available for you to explore, modify, and expand.
What’s included in the learning content?
You’ll get access to:
1. The full Embedded Systems Primer Course
2. Step-by-step build videos
3. Deep engineering breakdowns
4. Live Q&As and project support
5. A growing library of advanced content
What is the community?
The community is a private space where builders like you share ideas, ask questions, join live sessions, and level up their skills. It’s valued at $149, but included free with your kit.
What if I’m not happy with the kit?
You’re covered by our 30 Day Satisfaction Guarantee. If you’re not thrilled, just return it within 30 days of delivery for a full refund. No questions asked.

A Big Thank You
Really, a big thank you to all of you who have followed, commented and encouraged me to do this on my YouTube channel. This journey has been incredible and I cannot wait to finally get these into your hands. So many of you have asked and I am finally taking the leap. I really hope to make it worth it for every one of you out there. Thanks again :)
- Damian aka StuckAtPrototype from Youtube
As Seen In
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Hackaday
Read Article -
Hackster.io
Read Article -
Adafruit
Read Article
We Didn't Say This...
I recently finished making one from scratch, the car is an absolute blast to play with. If you enjoy playing Mario Karts then you will love playing with this car. I enjoyed the building process just as much as playing with it. That being said, if soldering tiny components isn't your thing then definitely give the prebuilt KIT a try, you will absolutely love it.
Alaeddin H
Limited-Time Offer
We will only take preorders for a limited time, so if you want them, buy it now :)
- Preorder Now & Save 20%
- Ships in September (be the first to get yours)
- Exclusive perks only available for early buyers!