Fingerprint Sensor AS608 - A Beginner's Guide
One touch can replace keys. This project uses an optical fingerprint sensor to enroll users and then grant access with a quick scan.
read tutorial →The Pololu Track Set 22T Black - Zumo Chassis Replacement Tracks is a practical robot chassis from Pololu for students, makers, and repair-friendly builds. It fits well in projects that need robot base assemblies, while keeping setup straightforward for testing and prototype work.
Compared with generic parts, this product stands out through details such as robot chassis. That makes it a solid choice for Arduino, ESP32, Raspberry Pi, robotics, motion-control, and workshop projects where matching the right part from the start saves time.
This product is a good fit for line followers, obstacle-avoidance robots, classroom robots, and custom mobile platforms. It works especially well in student projects, quick repairs, and prototype builds where part availability, straightforward hookup, and predictable results matter.
Build around it with a controller board, motor driver, batteries, wheels or tracks, and your preferred sensors for line following or obstacle detection.
Popular add-ons include motor drivers, batteries, line sensors, encoders, and controller boards. You can also compare it with Pololu Zumo Chassis Kit - Mini-Sumo Tracked Robot Chassis, Tank Track and Wheel Set Tamiya.
| Compared Product | Best For | Key Difference | Direct Link |
|---|---|---|---|
| Pololu Zumo Chassis Kit - Mini-Sumo Tracked Robot Chassis | robot base assemblies | mini | View product |
| Tank Track and Wheel Set Tamiya | tracked robot projects | tank | View product |
| Excavator Tank Robot Chassis | tracked robot projects | tank | View product |
| Product | Pololu Track Set 22T Black - Zumo Chassis Replacement Tracks |
|---|---|
| Brand | Pololu |
| Product Type | Robot Chassis |
| Store Type | Robot Tracks |
| Primary SKU | POL3030 |
| Key Specs | 5mm, 12mm |
| Product URL | https://circuit.rocks/products/track-set-22t-black-pololu |
This is a passive mechanical platform, so there are no signal pins on the chassis itself. Plan the power path around the motor driver, controller, and battery you install on it.
1 set × Pololu Track Set 22T Black - Zumo Chassis Replacement Tracks
Manila stock. Order before 16:00 PHT, ships today via J&T or LBC. Provincial: 1–3 working days.
Schools / class POs: we accept Purchase Orders for accredited schools and universities. contact us with your PO details.
Returns: 7-day inspection window for DOA units. Email proof of issue and we ship a replacement.
One touch can replace keys. This project uses an optical fingerprint sensor to enroll users and then grant access with a quick scan.
read tutorial →Wire a joystick to your Arduino, read X/Y, then print UP / DOWN / LEFT / RIGHT to the serial monitor.
read tutorial →Bench-test a 43 A motor driver before wiring the full project. Catches weak power, mis-pinning, and dead boards before they cost you time.
read tutorial →Coming from UNO and the Pico won't show a COM port? Here's the BOOTSEL trick, the driver fix, and the first sketch that actually works.
read tutorial →Share what you built. Photos, BOM, what worked, what didn't.
view thread →Symptom + what you tried + clear photo = answers within hours.
view thread →Brownout reset when adding a sensor? Notes on supply decoupling and GPIO checks.
view thread →Upload failing on your first Uno? Driver, COM port, board match — checklist inside.
view thread →