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AMT1001 Resistive Humidity and Temperature Sensor ModuleFeatures-Low power consumption, small size, with temperature compensation.Calibration microcon..

DHT11 Digital Relative Humidity and Temperature Sensor ModuleFeatures-Low power consumption.DHT11 sensor adoptsThe module can detect the surrounding e..

DHT22 Digital Temperature and Humidity Sensor Module AM2302Features-High precisionCapacitive typeFull range temperature compensatedRelative humidity a..

GY-21 HTU21 Sensor ModuleFeatures-2.1V to 3.6V Supply VoltageLow power consumption – 0.15uA typicalI2C interfaceResolution: 0.04%RH, 0.02°CAccuracy: ±..

GYML8511 Analog Output Ultra-Violet Light Sensor ModuleFeatures-Photodiode sensitive to UV-A and UV-BEmbedded operational amplifierAnalog voltage outp..

HR 202 Humidity Detection Sensor ModuleFeatures-Adjustable Sensitivity, External GND.Detect Ambient Humidity.Provided with Fixed Bolt Hole, Convenient..

HTU21D Temperature and Humidity Sensor ModuleFeatures-    The HTU21D Temperature and Humidity Sensor Module is a low-cost, easy-to-use,..

MG811 Module, Air Carbon Dioxide/CO2 SensorFeatures-Wide detecting scope.High sensitivity & stability.Simple drive circuit.Digital output: Active ..

MQ 135 Air Quality/Gas Detector Sensor Module For ArduinoFeatures-Sensitivity to Ammonia, Sulphide, and Benzene steamWith signal output instructionsTh..

MQ-4 High Sensitivity Gas Methane (CNG) Detector Sensor ModuleFeatures-Signal output indicatorDual Signals output (analog output and TTL output)The TT..

MQ-7 CO Carbon Monoxide Coal Gas Sensor ModuleFeatures-The analog output voltage, the higher the concentration the higher the voltage.The carbon monox..

MQ-9 Carbon Monoxide, Methane, and LPG Gas Sensor ModuleFeatures-Good sensitivity to CO/Combustible GasHigh sensitivity to Methane, Propane, and COLon..