KY-012 Active Buzzer Module FOR The ARDUINO

Description

Description:
1. Working Voltage: 3.5-5.5V.
2. Working Current: <25mA.
3. Brand new and high quality.

Package Included:
1PC*KEYES KY-012 Active Buzzer Module FOR The ARDUINO

Example Code:

• Module pin – = GND Module pin S = +5V
• Connection to Arduino
• Arduino digital pin 8 –> Module pin S
• Arduino GND –> Module pin –

//Example code KY012 active buzzer
int speakerPin = 8;
void setup() {
  pinMode(speakerPin, OUTPUT);
}

void loop() {
  analogWrite(speakerPin, 255);
  delay(50);
  analogWrite(speakerPin, 0);
  delay(10);
}