Waveshare MQ-3 Gas Sensor

GH₵ 212.09

GH₵ 307.9631%

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Delivery Fees GH₵ 25.85

Ready for pickup between 28 March and 03 April if you place your order within the next 10hrs 46mins

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Delivery Fees GH₵ 39.85

Ready for delivery between 28 March and 03 April if you place your order within the next 10hrs 46mins

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Product details

Waveshare MQ-3 Gas Sensor
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