- Power supply needs: 5V
- Interface type: Analog
- Pin Definition: 1-Output 2-VCC 3-GND
- High sensitivity to CH4£¬Natural gas
- Small sensitivity to alcohol, smoke
Sensors
DFRobot Gravity Analog CH4 Gas Sensor (MQ4) For Arduino
- Power supply needs: 5V
- Interface type: Analog
- Pin Definition: 1-Output 2-VCC 3-GND
- High sensitivity to CH4£¬Natural gas
- Small sensitivity to alcohol, smoke
₹1,487.00 ₹1,687.00





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