2 MINUTE ARDUINO LASER ALARM:
WHAT YOU NEEDArduino LaserBreadboardJumper wiresLED10K Resistor CONNECTIONS First connect you resistor to the photo resistor and then that end will go to the - row in the board then the photo resistor will go to A0 on the arduino and the other end to 5V and the LED simply goes to pin 13 on the a...
By: Jacks how2s
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