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MQ-7 CO Carbon Monoxide Coal Gas Sensor ModuleFeatures-The analog output voltage, the higher the concentration the higher the voltage.The carbon monoxide detection with better sensitivity.There are four screw holes for easy positioning.With a long service life and reliable stability.Rapid response a..

MQ-2 Smoke LPG Butane Hydrogen Gas Sensor Detector ModuleFeatures-Good sensitivity to Combustible gas in a wide rangeHigh sensitivity to LPG, Propane, and HydrogenLong life and low costSimple drive circuitCan be used as a Digital or analog sensor..

MQ 135 Air Quality/Gas Detector Sensor Module For ArduinoFeatures-Sensitivity to Ammonia, Sulphide, and Benzene steamWith signal output instructionsThe TTL output signal is a low levelAnalog 0 ~ 5 v voltage output, the higher the concentration, the higher the voltageColor is showing pictures...

HR 202 Humidity Detection Sensor ModuleFeatures-Adjustable Sensitivity, External GND.Detect Ambient Humidity.Provided with Fixed Bolt Hole, Convenient to Install.Power Indicator Light & Digital Output Indication Lamp.Using LM393 Chip for Stable Work.DO Small Digital Outputs Interface (0 & 1)..

MQ-9 Carbon Monoxide, Methane, and LPG Gas Sensor ModuleFeatures-Good sensitivity to CO/Combustible GasHigh sensitivity to Methane, Propane, and COLong life and low costSimple drive circuit..

HX710B AIR PRESSURE (0-40KPA) SENSOR MODULEFeatures-Two Selectable Differential Input Channels.On-Chip Active Low Noise PGA.Selectable Gain of 32,64 and 128.On-Chip Power Supply Regulator For Load Cell and ADC Analog Power Supply.On-Chip Power-ON-ResetSimple Digital Control And Serial Interface...

DSM501A PM2.5 Dust Sensor Module for Arduino, Air-ConditionersFeatures-PWM output modeCompact, lightweightEasy to installA single power supply..

HW-290/GY-87 10DOF MPU6050+HMC5883L+BMP180 3-axis Gyro + 3-axis Acceleration + 3-axis Magnetic Field + Air Pressure SensorFeatures-3-axis Gyro+Acceleration+Magnetic FielAir Pressure ModuleBuild-in ultra-low noise linear LDO voltage regulatorBuilt-in onboard filters, which reduce noise from motor and..