New Mq-7 Mq7 Co Carbon Monoxide Coal Gas Sensor Module Compatible Su

US $2.25

  • Hong Kong, Hong Kong
  • Jan 29th
Features: 100% Brand new and high quality Mainly used for CO collection detection in family, factory, underground operation. Specifications: Heater voltage: 5±0.2V(AC•DC) Working voltage: 140mA Loop voltage: 0V(Maximum DC 15V) Loading resistance: 10K (adjustable) Detecting concentration range: 10-1000ppm Voltage in cleaning air: =3% Response time:

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