[elecena] Crowtail- Gas Sensor(MQ2) 2.0 - zmiany ceny The crowtail - Gas Sensor(MQ2) module is useful for gas leakage detecting(in home and industry). Based on its fast response time. measurements can be taken as soon as possible. Also the sensitivity can be adjusted by the potentiometer.There are different Crowtail- Gas Sensor(MQ2) 2.0 - 4.90 USD https://elecena.pl/product/7560007/crowtail-gas-sensor-mq2-2-0 2017-02-01 Crowtail- Gas Sensor(MQ2) 2.0 - 3.40 USD https://elecena.pl/product/7560007/crowtail-gas-sensor-mq2-2-0 2017-08-29 Crowtail- Gas Sensor(MQ2) 2.0 - 2.04 USD https://elecena.pl/product/7560007/crowtail-gas-sensor-mq2-2-0 2026-07-21