Detection Smoke methane liquefied Gas Sensor Module MQ-2 MQ-3 MQ-4 MQ-5 MQ-6 MQ-7 MQ-8 MQ-9 MQ-135 for Arduino Starter DIY Kit

High-concerned chemical：None isCustomized：Yes Theory：Hall Sensor Material：Mixture Type：Gas Sensor Output：Analog Sensor Brand Name：AEAK Use：Gas Sensor Origin：Mainland China

High-concerned chemical: None isCustomized: Yes Theory: Hall Sensor Material: Mixture Type: Gas Sensor Output: Analog Sensor Brand Name: AEAK Use: Gas Sensor Origin: Mainland China