HC-SR04 Ultrasonic Range Finder

Sparkfun ElectronicsSKU: RB-Spa-1388
Manufacturer #: SEN-15569

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Sale price $4.50
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In stock

Description

  • Power Supply: 5V DC
  • Ultrasonic Frequency: 40Hz
  • Resolution: 3mm
  • Measure Angle: 15°
  • Ranging Distance: 2cm - 4m

The HC-SR04 Ultrasonic Range Finder is an economical sensor that provides 2 cm to 400cm of non-contact measurement functionality with a ranging accuracy that can reach up to 3mm. Each HC-SR04 module includes an ultrasonic transmitter, a receiver and a control circuit.

HC-SR04 Ultrasonic Range Finder

There are only four pins that you need to worry about on the HC-SR04: VCC (Power), Trig (Trigger), Echo (Receive), and GND (Ground). You will find this sensor very easy to set up and to use for your next range-finding project!

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