MQ-135 Sensor Air Quality Sensor Hazardous Gas Detection module

A hazardous gas detection apparatus for the family, the environment, suitable for ammonia, aromatic compounds, sulfur, benzene vapor, smoke and other gases harmful gas detection, gas-sensitive element test concentration. Air quality sensor is for detecting a wide range of gases, including NH3, NOx, alcohol, benzene, smoke and CO2. Ideal for use in office or factory, Read more about MQ-135 Sensor Air Quality Sensor Hazardous Gas Detection module[…]

MQ9 DC 3-5V 10-1000ppm Carbonic Oxide Gas Sensor Module Detector for Arduino

MQ-9, MQ9 Flammable Gas Detection Sensor Module for Arduino Specification: Model: MQ-9 Type: Analog Detecting Type: Carbonic Oxide(Co), Flammable Gas Rated Voltage: DC 3-5V Detecting Range: 10-1000ppm Pin Definition: AO-analog Output,DO-Digital Output,GND- Ground,VCC-Voltage To Current Converter Total Size: 35 x 20 x 21mm/ 1.4″ x 0.79″ x 0.83″ (L*W*H) Net Weight: 8g The Analog CO/Combustible Read more about MQ9 DC 3-5V 10-1000ppm Carbonic Oxide Gas Sensor Module Detector for Arduino[…]

MQ8 Flammable Gas MQ-8 Hydrogen Detection Sensor Module

This is a simple-to-use hydrogen gas sensor, suitable for sensing hydrogen concentrations in the air. The MQ-8 can detect hydrogen gas concentrations anywhere from 100-10000ppm. This sensor has a high sensitivity and fast response time. Specification Gas sensitive material: SnO2 conductivity increase according to flammable gas concentration. With power and TTL signal output instruction With Read more about MQ8 Flammable Gas MQ-8 Hydrogen Detection Sensor Module[…]

MQ-7 High Sensitivity CO Carbon Monoxide Detector Sensor

MQ-7 gas sensor has high sensitity to Carbon Monoxide. The sensor could be used to detect different gases contains CO, it is with low cost and suitable for different application. Character: High sensitivity to Combustible gas in wide range High sensitivity to Natural gas Fast response Wide detection range Stable performance, long life, low cost Read more about MQ-7 High Sensitivity CO Carbon Monoxide Detector Sensor[…]

MQ-6 Combustible Gas Propane / Butane / LPG / LNG Detector Sensor Module for Arduino

This sensor module utilizes an MQ-6 as the sensitive component and has a protection resistor and an adjustable resistor on board. The MQ-6 gas sensor is highly sensitive to LPG, iso-butane, propane and less sensitive to alcohol, cooking fume and cigarette smoke. It could be used in gas leakage detecting equipments in family and industry. Read more about MQ-6 Combustible Gas Propane / Butane / LPG / LNG Detector Sensor Module for Arduino[…]

MQ-5 Methane LPG Liquid Propane Gas Sensor Module For Arduino UNO Mega 2560 R3

They are used in gas leakage detecting equipments in family and industry, are suitable for detecting of LPG, natural gas , town gas, avoid the noise of alcohol and cooking fumes and cigarette smoke The MQ5 ( MQ-5 ) is used in gas leakage detecting equipment in consumer and industry applications,this sensor is suitable for Read more about MQ-5 Methane LPG Liquid Propane Gas Sensor Module For Arduino UNO Mega 2560 R3[…]

MQ-4 High Sensitivity Gas Methane Detector Sensor

This is a simple-to-use compressed natural gas (CNG) sensor, suitable for sensing natural gas (composed of mostly Methane [CH4]) concentrations in the air. The MQ-4 can detect natural gas concentrations anywhere from 200 to 10000ppm. Specification: Signal output indicator Dual Signals output (analog output and TTL output) TTL output signal is low level, allows to Read more about MQ-4 High Sensitivity Gas Methane Detector Sensor[…]

MQ3 High Sensitivity Alcohol Detector Sensor Module

MQ3 High Sensitivity Alcohol Detector Sensor Module It has four pins, and is extremely easy to use. What makes this listing so unique is that it has an analog output pin that you can interface with an analog to digital converter, and a digital output that is supplied from a comparator output. The digital output Read more about MQ3 High Sensitivity Alcohol Detector Sensor Module[…]

MQ-2 MQ2 Smoke Gas LPG Butane Hydrogen Gas Sensor Detector Module fr Arduino AVR

MQ-2 gas sensor using gas sensitive material is to be clean air in the lower conductivity of Tin oxide (SnO2). When the sensor when flammable gases are present in the environment in which the sensors conductivity with increasing concentration of combustible gas in the air increases. Use a simple circuit to convert the changes in Read more about MQ-2 MQ2 Smoke Gas LPG Butane Hydrogen Gas Sensor Detector Module fr Arduino AVR[…]