Hw416b Pir Sensor Datasheet Better New!

void setup() Serial.begin(9600); pinMode(pirPin, INPUT); pinMode(ledPin, OUTPUT);

int pirPin = 2; int ledPin = 13;

The HW416B is a passive infrared sensor module designed for human body detection. It's commonly used in applications such as security systems, lighting control, and smart home devices. hw416b pir sensor datasheet better

This is the main trade-off.