HC-SR04 Ultrasonic Sensor Distance Measuring Module

SKU: 133696 (Added on -)
32% OFF
List Price: US$3.99
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HC-SR04 Ultrasonic Sensor Distance Measuring Module
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This performance of the ultrasonic sensor distance measuring module is stable, measure the distance accurately. The module is with High precision, blind spots (3cm) super close. This module provides a full set of ranging process.

- Model: HC-SR04
- Color: Blue + Silver
- Working voltage : 5V(DC)
- Static current: Less than 2mA.
- Output signal: Electric frequency signal, high level 5V, low level 0V.
- Sensor angle: Not more than 15 degrees.
- Detection distance: 2cm~450cm.
- High precision: Up to 3mm
- Mode of connection: VCC / trig(T) / echo(R) / GND
- Module Working Principle:
- Adopt IO trigger through supplying at least 10us sequence of high level signal
- The module automatically send eight 40khz square wave and automatically detect whether receive the returning pulse signal
- If there is signals returning, through outputting high level and the time of high level continuing is the time of that from the ultrasonic transmitting to receiving
Datasheet: http://m5.img.dxcdn.com/CDDriver/CD/sku.133696.pdf

Dimensions: 1.77 in x 0.79 in x 0.51 in (4.5 cm x 2.0 cm x 1.3 cm)
Weight: 0.35 oz (10 g)

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Quantity 3+ units 5+ units 10+ units
Rate USD 2.4 shipped USD 2.39 shipped USD 2.38 shipped

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Recent Customer Reviews

  • JKsanchez Post on 12/18/2014

    Cheap product that works perfectly. The distance is well measured in all the range.

    Impression:Good product

    0 0 0
  • chhcd Post on 12/13/2014

    It is very usefull if you want to now distances between objects. There are a lot of tutorials only of how to use them and there are a lot of libraries to make it easier. They work well and are very easy to work with them.

    Impression:Good product

    0 0 0
  • malex007 Post on 12/4/2014

    Ótimo para quem faz projetos com Atmel o Microchip

    Impression:muito bom

    0 0 0
  • rafael00004 Post on 11/27/2014

    Very good, it makes it's job. It's very precise, and it's very light. It comes with a little piece of Styrofoam in it's connectors to protect them. If you need to measure distances using arduino, it's the best choice!

    Impression:muito bom

    0 0 0
  • elioblu Post on 11/24/2014

    Muito bom o produto e o vendedor

    Impression:muito bom

    0 0 0

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