TZT MH-Z19 infrared co2 sensor for co2 monitor MH-Z19B Infrared Carbon Dioxide co2 gas Sensor 0-5000ppm for arduino

$15.01

ENS160+AHT21 CARBON Dioxide CO2 eCO2 TVOC Air Quality And Temperature And Humidity Sensor Replace CCS811 For Arduino

$3.26

TZT SHT20 Digital Temperature And Humidity Sensor Module Measurement I2C Communication For Arduino

$1.08

TZT Si7021 GY-21 Module Industrial High Precision Humidity Sensor I2C IIC Interface Module For Arduino Low Power CMOS IC Module

$0.76

Ultrasonic Distance Measuring Module HC-SR04 Test Version Serial Output Digital Tube Display Distance Meter

$0.98

RFID Reader USB Port EM4100 TK4100 125khz ID Contactless Sensitivity Smart Card Support Window System Linux

$1.71

TZT GY-169 INA169 High Resolution Analog Current Converter Current Sensor Module For Arduino

$1.41

Omnidirectional Microphone Module I2S Interface INMP441 MEMS High Precision Low Power Ultra small volume for ESP32

$1.38

TZT LJ12A3-4-Z/BX LJ12A3-4-Z/BY New Inductive Proximity Sensor Detection Switch NPN DC 6-36V for Arduino

$0.73

TZT MC-38 MC38 Wired Door Window Sensor 30mm Wire Lengthen Randomly Magnetic Switch Home Alarm System for arduino

$0.31

TZT PAJ7620U2 Various Gesture Recognition Sensor Module For Arduino Built-in 9 gesture IIC interface intelligent recognition

$3.49

TZT OE-TP capacitive touch button light touch switch module digital touch sensor LED no pole dimming 10A DC 5-12V

$0.39

BME680 Digital Temperature Humidity Pressure Sensor CJMCU-680 High Altitude Sensor Module Development Board

$4.62

GY-471 MAX471 3A Current Sensor Module Consume Current Detection Module for Arduino DC 0 -30V

$1.11

MICS-5524 Air Quality Gas Sensor Module Carbon Monoxide Hydrogen Methane Ethanol H2 CO MICS5524 Detection Board For Arduino

$3.49

3.7V DIY Solar Lamp Board Control Sensor Night Light Module Controller Module Infrared Human Body Induction Solar Circuit Board

$0.80

TZT HC-SR505 Mini Infrared PIR Motion Sensor Precise Infrared Detector Module For Arduino Body Sensor Switch Module Sensing Mode

$0.38

Strain Gauge Bend Sensor Module Y3 Weighing Amplification Module Digital Sensor Biosensor Mixture For Arduino

$1.67

TZT GP2Y0A02YK0F Infrared IR Sensor Infrared Proximity Sensor Obstacle Avoidance Detect 20-150cm Distance Measuring With Cable

$3.34

New Electric 35W Circular Radar Microwave induction sensor switch instead of the human body infrared induction switch sensors

$1.74