new

#include <FastLED.h>                // Uses FastLED Library to drive WS2812B 'Neopixel' LEDs

#define LED_PIN D4                  // The pin connected to Data In on the strip
#define NUM_LEDS 5                // Number of LED's on your strip
#define LED_BRIGHTNESS 50          // set Brightness value
#define MILLI_AMPS 2400             // Maximum current your power source can deliver in mA
#define CONNECTION_COLOR 0xFF4500   // Purple WiFi connection status color
CRGB leds[NUM_LEDS];
void setup() {
  Serial.begin(115200);
  FastLED.addLeds<WS2811, LED_PIN, RGB>(leds, NUM_LEDS);
  FastLED.setDither(false);
  FastLED.setBrightness(LED_BRIGHTNESS);
  FastLED.setMaxPowerInVoltsAndMilliamps(5, MILLI_AMPS);
}


void loop() {
  leds[0] = CRGB::White; FastLED.show(); delay(3000);
  leds[0] = CRGB::Red; FastLED.show(); delay(3000);
  leds[1] = CRGB::White; FastLED.show(); delay(3000);
  leds[1] = CRGB::Red; FastLED.show(); delay(3000);
  leds[2] = CRGB::White; FastLED.show(); delay(3000);
  leds[2] = CRGB::Red; FastLED.show(); delay(3000);
  leds[3] = CRGB::White; FastLED.show(); delay(3000);
  leds[3] = CRGB::Red; FastLED.show(); delay(3000);
  leds[4] = CRGB::White; FastLED.show(); delay(3000);
  leds[4] = CRGB::Red; FastLED.show(); delay(3000);
}