Waveshare MQ 2 Gas Sensor Module LP Propane Hydrogen Detection Sensor Gas Detector Sensor Module for
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Waveshare MQ 2 Gas Sensor Module LP Propane Hydrogen Detection Sensor Gas Detector Sensor Module for
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Waveshare MQ-2 Gas Sensor Module LP, Propane, Hydrogen Detection Sensor Gas Detector Sensor Module for Raspberry pi

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Price:  US $4.99 / piece
Sale Price:  US $4.49 / piece
In Stock
45 days Money back 45 days Money back Returns accepted if product not as described, buyer pays return shipping; or keep the product & agree refund with seller.
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Guarantees: On-time Delivery 60 days

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MQ-2 Gas Sensor

Overview

  • Sensitive for LPG, propane, hydrogen
  • Output voltage boosts along with the concentration of the measured gases increases
  • Fast response and recovery
  • Features boost circuit
  • Adjustable sensitivity
  • Signal output indicator

Specifications

  • Power: 2.5V ~ 5.0V
  • Dimension: 40.0mm * 21.0mm
  • Mounting holes size: 2.0mm

Applications

  • Gas leakage detector

How to Use

In the case of working with a MCU:

  • VCC 2.5V ~ 5.0V
  • GND power supply ground
  • AOUT MCU.IO (analog output)
  • DOUT MCU.IO (digital output)

Photos

Package Contains

  • MQ-2 Gas Sensor × 1
  • 4-pin custom connector jumper wire × 1

Downloads

Development resources: demo codes, schematic, datasheets, etc.
wvshare.com/downloads/accBoard/Sensor-Kits.7z


Selection Guide

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Shipping Company Shipping Cost Estimated Delivery Time
DHL 3 - 7 days
UPS Expedited 3 - 7 days
EMS 5 - 14 days
Post Air Mail Free Shipping 15 - 45 days
Return Policy If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller Service On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).

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