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Mainly used for CO collection detection in family, factory, underground operation.
Detection Zone:10 to 1000ppmm.
Characteristic Gas:100ppmm co.
Sensitive Resistance:2K to 20K in 100ppm co.
Heating Voltage:5.0VÂ±0.2V /1.5Â±0.1V.
Heating Power: about 350mW.
Oxygen Content:21% .
Size: 3.5cm X 2.2cm - 1.4inch x 0.9inch.