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Gas sensors
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Gas sensor MQ-2 for Arduino
Gas sensor MQ-2 suitable for smoke,butane and methane.Module Size: 30×19×20mmInp..
3.50€
MQ-3 Alcohol breath sensor for Arduino
MQ-3 Alcohol breath sensor for Arduino Input voltage: 5VPower(current) : 15..
3.70€
MQ-4 Methane Gas Sensor for Arduino
Methane gas sensor module for arduino.Size: 32X22X27mmOperating voltage: 5VCurre..
3.50€
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