... Propane, Butane and LPG, also response to Natural gas. MQ-6 LPG gas sensor with high sensitivity Feature 1. MQ-6 ... good sensitivity to Combustible gas in wide range, 2. High sensitivity to Propane, Butane and LPG, 3. Long life and low ... 4. Simple drive circuit.Application1. Domestic gas leakage detector,2. Industrial Combustible gas detector,3. Portable gas detector.Technical Data Model No.MQ-6Sensor ...