Batteries Required?NoBatteries Included?NoManufacturer recommended age16 years and upManufacturer reference1Parcel Dimensions22.1 x 21.59 x 10.67 cm; 481 GramsASINB07V3ZG9LN..
MQ131 gas ozone detection sensor module (with analog and TTL level output). When the ozone gas exists, the sensor’s conductivity gets lower along with the gas concentration rising. Users can convert the change of conductivity to correspond output signal of gas concentration through potentiomete..