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2WD SMART ROUND CAR CHASSIS KIT UNASSAMBLED
2WD smart round car chassis kit (unassembled). DIY robotics kit for STEM learning and Arduino-based smart car projects.
The 2WD Smart Round Car Chassis Kit (Unassembled) is a DIY robotics kit designed to help beginners and hobbyists build a two-wheel drive smart round car. This unassembled kit allows hands-on learning of mechanical assembly, electronics, and robotics programming, making it ideal for STEM/STEAM education.
Made from durable metal and plastic components, the round chassis provides a sturdy and compact base for mounting motors, wheels, sensors, and controllers. Perfect for Arduino projects, obstacle-avoiding robots, line-following cars, and DIY smart car experiments, this kit encourages creativity, problem-solving, and interactive learning.

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- 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.
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- Â Support 802.11b / n / g wireless standard
- Independent development MCU platform
- High cost performance
- Support UART / GPIO data communication interface
- Support STA / AP / STA + AP coexistence mode of operation
- Support SmartLink intelligent networking (APP)
- Support wireless upgrade firmware
- Support WPS network configuration
- Built-in onboard antenna &Temperature and humidity sensor
- RGB three-color light adjustable
- Provide rich AT command set configuration
- Free AiCloud cloud service for debugging
- 3 AA batteries / 5V adapter power supply
- Size: 61.6mm x 56.2mm;

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