Always buy a few extra modules. While robust, RF modules are susceptible to ESD (Electrostatic Discharge) during handling. Ground yourself before soldering, and your HSB133 will provide years of reliable service. Have a specific question about the HSB133? Consult the official datasheet or leave a comment on your favorite electronics forum.
HSB133 VCC → Arduino 5V; GND → GND; DATA → Pin 2. hsb133 receiver
// Simple receiver sketch for HSB133 const int rxPin = 2; int lastState = LOW; unsigned long lastTrigger = 0; void setup() Serial.begin(9600); pinMode(rxPin, INPUT); Serial.println("HSB133 Receiver Ready"); Always buy a few extra modules