Keyestudio Micro:bit Mini Smart Robot Car - Page 59

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4) Test Result
Send the test code to micro:bit main board, then insert the micro:bit main board into the car shield and connect
a 18650 battery, turn the POWER switch ON.
At this moment, the micro:bit mini robot car will follow a black line.
Special Note:
When testing the car, do not test it under the sun. During the test, if go wrong, you can try to test it in a darker
environment.