Waveshare MQ-3 Gas Sensor

KSh 1,777

KSh 2,54030%

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+ shipping from KSh 194 to CBD - UON/Globe/Koja/River Road

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Delivery Fees KSh 194

Ready for pickup between 19 June and 21 June if you place your order within the next 2hrs 58mins

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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