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DHT-11 Digital Temperature And Humidity SensorFeatures-Low power consumption.Relative humidity and temperature measurementAll calibration, digital outputExcellent long-term stabilityNo additional componentsLong distance signal transmissionUltra-low power4-pin packageCompletely interchangeable..

E18-D80NK Adjustable Infrared Sensor Switch 3-80cmFeatures-Diffuse reflective type.Digital output.Adjustable detection distance.Low consumption.Compact size...

GY-271 QMC5883L 3-axis Electronic Compass Module Magnetic Field Sensor-China ChipFeatures-3-axis magnetic electronic compass.Precise heading information.Fits into small projects easily.I2C communication...

HTU21D Temperature and Humidity Sensor ModuleFeatures-    The HTU21D Temperature and Humidity Sensor Module is a low-cost, easy-to-use, highly accurate, digital humidity and temperature sensor. This sensor is ideal for environmental sensing and data logging and perfect for weather sta..

XH W1209 12V Digital Temperature Controller Module W/ Display and NTC Temp SensorFeatures-    The XH W1209 digital temperature controller Module W/ NTC temperature sensor...

D 205 B Analog PIR sensor for Security Alarms and Automatic Lighting ApplicationsLow power consumptionWide-angleSlight movement can be detectable..

SN04-N NPN NO 5mm Distance Detector Proximity Sensor Switch ModuleFeatures-Red LED checks the state of the proximity sensorHigh repeated positioning accuracyHigh switching frequencyWide voltage rangeAntivibration, dust, water, and oil preventionReverse power protection, short circuit protection, dir..

YF-S201 Water Flow Measurement Sensor with 1-30Liter/min Flow Rate WhiteFeatures-1/2″ nominal pipe connections, 0.78″ outer diameter, 1/2″ of thread.The simple and compact module.Easy to Install.High Sealing Performance.High-Quality Hall Effect Sensor...

DHT11 Temperature And Humidity Sensor Module with LEDFeatures-DHT11 sensor with PCB and LED indicator along with cable; 3 to 5V power and I/O, 4 pins with 0.1″ spacingThe board has a pre-built 4.7K or 10K resistor, which you will need to use as a pull-up from the data pin to VCC.2.5mA max current us..

XH-W1219 12V Digital Red+Green Display Temperature Controller Module W/ NTC Waterproof Temperature SensorFeatures-    This is XH-W1219 12V Digital Red+Green Display Temperature Controller Module W/ NTC Waterproof Temperature Sensor. The XH-W1219 thermostat module with its µC and ..