Touch Sensor Module TTP223/224/226, Push Button Switch, Self-Latching or Momentary Type, 1/4/8/16 Channels

$2.46

DHT22/AM2302 Digital Temperature and Humidity Sensor Module Environmental Detection Probe

$4.40

Soil Moisture Detection Module, Capacitive Humidity Sensor Module, Analog Output/Microcontroller

$2.23

Turbidity Sensor Module Water Turbidity Sewage Quality Detection Liquid Turbidity Module with Program Included

$10.38

Digital 38KHz Infrared Receiver and Transmitter Head Sensor Module for Electronic Building Blocks Robots, Infrared Communication, and Remote Control

$2.31

MPU-6050/GY-25Z Gyroscope Accelerometer Angle Tilt Sensor Module with Direct Serial Output

$21.45

Risym MQ-5 LPG, Natural Gas, and City Gas Sensor Module

$8.58

MQ-2-135-3-7-9 Smoke Air Sensitive Alcohol Hydrogen Carbon Monoxide Sensor Module Combustible Liquid Probe

$4.55

RCWL-0516 Smart Motion Detector Microwave Radar Switch Human Body Sensor Module

$3.08

Blood Oxygen Heart Rate Sensor Module KY-039/MAX30100/30102 Wrist Heart Rate Pulse Detection

$7.45

Single-Channel TTP223 Touch Sensor Module, 1-Channel Capacitive Touch Switch

$2.76

PAJ7620U2 Gesture Recognition Sensor Module Built-in 9 Gestures/IIC Interface/Smart Recognition

$23.80