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PIR Motion Sensor Detector Module HC-SR501Features :Infrared Sensor with Control Circuit BoardThe Sensitivity and Holding Time is adjustable.Blockade time: 2.5sSensitive Setting: Turn to Right, Distance Increases. Turn to Left, Distance ReduceTime Setting: Turn to Right, Time Increases. Turn to Left..

5A range Current Sensor Module ACS712Features-Low-noise analog signal path.Device bandwidth is set via the new FILTER pin.5 µs output rise time in response to step input current.Small footprint, low-profile SOIC8 package.2.1 kV RMS minimum isolation voltage from pins 1-4 to pins 5-8.5.0 V, single-su..

Correlation Photoelectric Infrared Count Slot Sensor Module 10 mmFeatures-The width of the optical coupling slot: 5mmWith a signal output indication.Single signal outputThe circuit board output switch!The output valid signal is low.It is useful for workpiece counts.It’s also useful for industry coun..

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..

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..

LM393 Sound Detection Sensor Module BlackFeatures-Signal output indication.The output is digital.Single-channel signal output.With the retaining bolt hole, convenient installation.Output low level and the signal light when there is sound...

MH-SR602 MINI Motion Sensor Detector Module For ArduinoFeatures:High sensitivityFast responseSmall static power consumptionSmall sizeEasy to install..

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..

20mm GL20528 Light Sensitive Photoresistor LDRFeatures-Coated with epoxyGood reliabilityHigh sensitivitySmall volumeFast responseGood spectrum characteristicModel: GL20528 ( GM20528 )Size: 20mmMax. voltage: 500 VDCMax. power: 500 mWSpectrum Peak Value (nm): 560Light resistance ( KΩ) : 10–20 kΩDark r..

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