MQ-4 Natural Gas Sensor Module for Methane, Propane, Butane, LPG, and Combustible Gas Monitoring

$6.70

Risym Flame Sensor Module Car Fire Source Detection Board Fire Detection Alarm FOR Sensor

$2.93

Raindrop Controller Module Rain Sensor Module Leaf Humidity Rain Induction Water Detection Switch

$41.00

BMP280 High-Precision Atmospheric Pressure Sensor Module Barometer and Thermometer 2-in-1 3-5V Supply I2C Communication

$9.79

MAX30102 Blood Oxygen Concentration Sensor Module Pulse Oximetry/Heart Rate Monitor IIC Interface STM32

$5.01

[Youxin Electronics] TTP223 Touch Sensor Module YFRobot Tactile Switch Touch Switch

$2.09

Barometric Pressure Sensor Module Pressure Sensor Water Level Liquid Level Sensor Controller 0-40KPa Electronic Experiment

$4.99

MAX30102 Blood Oxygen Concentration, Wrist Heart Rate, and Pulse Detection Sensor Module Compatible with Arduino

$19.80

MQ-2 Smoke Gas Sensor Module Methane LPG Combustible Gas Detection Induction Module

$3.80

ACS712 Hall Current Sensor Module 5A/20A/30A Range Electronic Detection Board DC5V Direct Current

$4.30

LSSZ ACS712 Hall Effect Current Sensor Module, Linear Current Detection Board, 5A/20A/30A Range

$5.42

AD8232 ECG Monitoring Electrophysiological Measurement Pulse Heart Electrocardiogram Monitoring Sensor Module

$28.48