This is an app for start signal that can be used for mini 4WD and R/C racing.
Just press the start button to use it, and you can change the color of the circles to your liking.
If you don't want to pay for a starting signal just to play, please give it a try.
Just press the start button to use it, and you can change the color of the circles to your liking.
If you don't want to pay for a starting signal just to play, please give it a try.
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