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

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..

Nano CH340 Chip Board Without USB Cable Compatible with Arduino (Soldered)Features-1 pair of TTL level serial transceiver ports RX / TXUsing Atmel Atmega328P-AU MCUThere is a bootloader installed in itSupport USB download and PowerSupport for external 5V ~ 12V DC power supplySupport power supply by ..