3Pcs MQ-7 MQ7 CO Carbon Monoxide Gas Sensor Module For Arduino
Eachine1
sku: 1013681
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$6.44
Shipping from: China
Description
3Pcs MQ-7 MQ7 CO Carbon Monoxide Gas Sensor Module For Arduino Specification: Detection range: 10 to 1000ppmm Characteristic gas: 100ppmm CO Sensitive resistance: 2K to 20K in 100ppm CO Sensitivity: 3% Response time: 1s Recovery time: 30s Heating resistance: 31 3 Heating current: 180mA Heating voltage: 5.0V0.2V / 1.50.1V Heating power: about 350mW Size: 3.5 x 2.2cm (1.4 x 0.9inch) Standard operating conditions: Ambient Temperature: -20C to +50C Humidity: 95%RH Oxygen Content: 21% Note: Mainly used for CO, gas detection in family, factory or underground operation. Package included: 3 x MQ-7 CO gas sensor module
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