MQ 4 Gas Methane Sensor Module

Rs 325.00

MQ-4 MQ4 gas methane sensor module MQ4 for Uno

Out of stock

SKU: SG005 Categories: ,
  • Using high-quality dual-panel design, with power indicator and TTL signal output instructions.
  • With a DO switch signal (TTL) output and AO analog signal output.
  • TTL output valid signal is low. (When the output low signal light can be directly connected microcontroller or relay module).
  • The analog output voltage, the higher the concentration the higher the voltage.
  • Methane, natural gas has better detection sensitivity.
  • There are four screw holes for easy positioning.
  • Rapid response and recovery characteristics.


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