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Waveshare

Waveshare MQ-3 Gas Sensor

Waveshare MQ-3 Gas Sensor

Regular price €15,95
Regular price Sale price €15,95
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Handling time 1 - 3 working days. (Buy2fix has to process your order and put all your items through its strict quality-control tests.)

Transit time 5 - 10 working days.

Return Guarantee

For whatever reason if you are unsatisfied with your order within 7 days you can return it to us in new condition for a refund minus the shipping charges.

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If your item arrives damaged, please contact us within 7 days and provide clear and valid proof. Buy2fix will make compensation based on the damage situation.

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If you receive a parcel with missing/incorrect/secondary packing items, please contact us within 7 days of delivery and provide the relevant proof. Buy2fix will make compensation based on the damage situation.

Overview
1. Sensitive for alcohol, ethanol
2. Output voltage boosts along with the concentration of the measured gases increases
3. Fast response and recovery
4. Adjustable sensitivity
5. Signal output indicator

Specifications
1. Power: 2.5V ~ 5.0V
2. Dimension: 40.0mm * 21.0mm
3. Mounting holes size: 2.0mm

Applications
1. Car alcohol alarm
2. Breathalyser

How to Use
In the case of working with a MCU:
1. VCC: 2.5V ~ 5.0V
2. GND: Power supply ground
3. AOUT: MCU.IO (analog output)
4. DOUT: MCU.IO (digital output)

Package Contents
1. MQ-3 Gas Sensor x1
2. 4-pin custom connector jumper wire x1

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