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BQ 604 Digital Quad Elements type PIR SensorSimplified Circuitry with Fully Integrated SensorRobust Design Against False StartsWide View Angle..

HB100 Microwave Doppler Radar Wireless Motion SensorFeatures-Low current consumption (typical 30 mA)CW or pulse operationFlat profileLong detection range (20 m)..

AM2301 Capacitive Digital Temperature & Humidity SensorFeatures-4-pin package.Ultra-low-power.No additional components.Excellent long-term stability.All calibration, digital output.Completely interchangeable...

F11 Square Fresnel Lens for SMD PIR Motion Sensor Pack of 51 Easy to install2. High quality3. Factory price4 Detectable distance: 4m5 Viewing angle: 70°..

DSM501A PM2.5 Dust Sensor Module for Arduino, Air-ConditionersFeatures-PWM output modeCompact, lightweightEasy to installA single power supply..

DHT22/AM2302 Digital Temperature & Humidity SensorFeatures-Type: AM2302.Ultra-Low Power.No Additional Components.Long-Distance Signal Transmission.All Calibration, Digital Output & Completely Interchangeable.Relative Humidity & Temperature Measurement.Humidity Measurement Precision: ±2-5..

DHT22 Digital Temperature and Humidity Sensor Module AM2302Features-High precisionCapacitive typeFull range temperature compensatedRelative humidity and temperature measurementCalibrated digital signalOutstanding long-term stabilityExtra components not neededLong transmission distanceLow power consu..

XH-M452 Temperature and Humidity Controller ModuleFeatures-Power supply: DC 12VTemperature measurement range:-40~120℃Humidity range：0~100%RHControl precision：0.1℃  0.1%RHTest probe：Integrated sensor..

Original Arduino GIGA R1 WiFi    The Arduino GIGA R1 WiFi is designed for ambitious makers who want to step up their game. It levels the playing field for gamers, artists, sound designers and anyone coming to the tech world with big ideas on a budget – because it packs advanced features into an acce..