ThingSpeak

Arduino-based smart room monitoring system measuring temperature, humidity, distance, and motion. Data is collected using DHT11, ultrasonic, and PIR sensors and transmitted via a Wi-Fi Module to ThingSpeak every 20 seconds. A buzzer provides an alert when
  arduino uno, smart room, iot, dht11, pir, ultrasonic sensor, temperature, humidity, distance, motion, wifi, thingspeak

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