// Simulating candle light

int led1 = 10;
int led2 = 9;
int led3 = 11;

void setup()
{
pinMode(led1, OUTPUT);
pinMode(led2, OUTPUT);
pinMode(led3, OUTPUT);
}

void loop() {
analogWrite(led1, random(135,255));
analogWrite(led2, random(135,255));
analogWrite(led3, random(135,255));
delay(random(50,150));
}