Waveshare MQ-3 Gas Sensor
Waveshare MQ-3 Gas Sensor
Spread the cost
Mobicred is a third-party credit option. Approval and terms are determined by Mobicred.
- Approval by Mobicred
- Rate & fees in your pre-agreement
- Repayments confirmed before acceptance
- Your interest rate, fees and repayment schedule are shown in Mobicred's pre-agreement.
- Approval and your credit limit are determined by Mobicred.
- Review the credit terms before accepting the agreement.
Available payment options are confirmed at checkout.
Continue to checkoutDon't have Mobicred yet? Visit Mobicred →
Credit is subject to Mobicred approval and terms. Your limit, interest rate, fees and repayment schedule are disclosed by Mobicred before acceptance. Mobicred terms and conditions
Duties & Import Tax Information
In Stock
Processing: 1–3 days
Free shipping for this item Free shipping from R250 Orders under R250 ship for R49.
Couldn't load pickup availability
Product details
Description
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
Questions about features, compatibility, or warranty? Chat with our local support team!
