Major Interactive - The Use of Transistor
* The power received from the arduino board is not stable.
* Power the LEDs using additional power source (batteries) and use a transistor as a switch. (Suggestion from Melvin Tan Kok Keong).
* Transistor circuit.
* Assembling cables to the arduino board.
* The LEDs turn on.
* Test.
* Connect the circuit to arduino program.
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