#include <FastLED.h>

const int numLeds = 30;
const int ledStripPin = 6;

CRGB leds[numLeds];

void setup() {
  FastLED.addLeds<NEOPIXEL, ledStripPin>(leds, numLeds);
  FastLED.setMaxPowerInVoltsAndMilliamps(5, 400);
  FastLED.setBrightness(8);
}

void loop() {
  leds[0] = CRGB::Red;
  FastLED.show();
  delay(1000);

  leds[1] = CRGB::Orange;
  FastLED.show();
  delay(1000);

  leds[2] = CRGB::Yellow;
  FastLED.show();
  delay(1000);
  
  leds[3] = CRGB::Green;
  FastLED.show();
  delay(1000);

  leds[4] = CRGB::Blue;
  FastLED.show();
  delay(1000);
}