Primary and Secondary School Student DIY Rain Water Experiment Water Level Sensor Module Smart Leak Detection Alarm Switch

$17.00

TDS Sensor Module with Analog Signal for Dissolved Solids Water Quality Testing, Suitable for 51/STM32 Modules

$44.00

BMD101 Sensor Module ECG Chest Strap Heart Rate HRV Wearable Device ECG Sensor Bluetooth BLE4.0

$379.00

MAX30102 Heart Rate Sensor Module for Heartbeat Pulse and Blood Oxygen Concentration Measurement with PC Software for Data Reading

$9.50

AHT21 Digital Temperature and Humidity Sensor Module AHT21B I2C Communication Fast Response Strong Anti-Interference

$6.93

E18-D80NK Infrared Diffuse Reflective Photoelectric Switch, Obstacle Avoidance Sensor Module (NPN, 3-Wire, 5V)

$12.93

Single Hole BMP180 GY-68 Atmospheric Pressure Sensor Module Barometric Altimeter Board Replaceable for BMP085

$1.70

M03 M04 Water Level Detection Module Sensor Green Non-Contact Liquid Level Touch Switch Liquid Inductor

$2.28

D7 Laser PM2.5 Sensor Module Dust Particulate Laser Home Air Quality Detection Unit

$47.85

GY-85 9-Axis Freedom IMU Sensor Module, 9-Axis 3-Axis Gyroscope, 3-Axis Accelerometer, and Magnetometer

$86.39

Gold SW-520D Angle Sensor Module, Ball Switch, Vibration Switch, Tilt Sensor Module

$0.95

APDS-9930 Gesture Recognition Sensor PAJ7620U2 Gesture Sensor Module 9 Types RGB Infrared Induction

$6.16