www.DataSheet4U.com HANWEI ELETRONICS CO.,LTD MQ-306 http://www.hwsensor.com GAS SENSOR MQ-306 for FLAMMABLE GAS High sensitivity Low power consumption Miniature-size The MQ-306 is a tin dioxide semiconductor gas sensor which has a high sensitivity to Flammable Gas with quick response speed. This model is suitable for LPG,LNG, iso-butane,propane,H 2 detection such as portable gas detector. Structure Gas sensitive semiconductor material is a mini bead type and a heater c.