#include <Adafruit_NeoPixel.h>

#define PIN 6
#define NUM_LEDS 3

Adafruit_NeoPixel strip = Adafruit_NeoPixel(NUM_LEDS, PIN, NEO_GRB + NEO_KHZ800);

void setup() {
  strip.begin();
  strip.show(); // Inicializa todos os LEDs apagados
}

void loop() {
  strip.setPixelColor(0, strip.Color(255, 0, 0)); // Vermelho
  strip.show();
  delay(500);

  strip.setPixelColor(1, strip.Color(0, 255, 0)); // Verde
  strip.show();
  delay(500);

  strip.setPixelColor(2, strip.Color(0, 0, 255)); // Azul
  strip.show();
  delay(500);

  // Apagar todos os LEDs
  strip.setPixelColor(0, strip.Color(0, 0, 0));
  strip.setPixelColor(1, strip.Color(0, 0, 0));
  strip.setPixelColor(2, strip.Color(0, 0, 0));
  strip.show(); // <-- ESTA LINHA ESTAVA FALTANDO
  delay(500);
}