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RC522 RFID Card Reader Module 13.56MHzFeatures-Integrated MF RC52213.56MHz contactless communication card chip.The low-voltage, low-cost, small size of the non-contact card chip to read and write.Suitable for Smart meters and portable handheld devices.Advanced modulation and demodulation concept com..

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)..

B2X2 4 Elements Infrared Motion Analog PIR sensor for LightingQuad ElementsSame horizontal and vertical detection anglesSlight movement can be detectableLow power Consumption..

BS612 Digital Passive Infrared PIR SensorSchmidt REL outputLow voltage, low power consumption, instantaneous settling after power-up..

HM 612 Digital 6Pins Long Range Human Motion Detector PIR Sensor for Smart Light SwitchEasy InstallationA Low Current Consumption..

S18-L262B-2 Digital SMD Passive Infrared PIR SensorFeatures:Custom design is available.Higher in cost-performanceLong-rangeWide-angle..

GY-30 BH1750FVI Digital Light Intensity Illumination SensorFeatures-No ambient light distinctionHigh precision determination accurate to 1 Lu for different lightsROHM original package BH1750FVI chip..