the value of ultrasonic sensor will be printed in led | Elektor Magazine
For Arduino 45 Kinds Of Sensors Digital Temperature Humidity Rgb Led Soil Buzzer Sound Ultrasonic Sensor Module Uno R3 Mega2560 - Integrated Circuits - AliExpress
GitHub - JaimeMartinSoler/distanceSensor: Arduino ultrasonic distance sensor with LCD, Buzzer, LED and Pause button.