Square Laser Through-Beam Photoelectric Switch Sensor E3Z-T61N Infrared Photoelectric Sensor Switch CX-TL61

$70.00

Vital Signs Detection Module with Heart Rate Monitor, ECG, Pulse PPG, SpO2 Sensor, Bluetooth Development Kit

$332.10

Digital + Analog Sound Detection Module LM386 Audio Recognition Voice-Controlled Switch Microphone Sensor Module

$44.20

Laser Through-Beam Reflective Photoelectric Sensor EX-L221 EX-L221P L211 L261 L212-P

$65.00

Background Suppression Square Laser Photoelectric Switch, Adjustable Distance Diffuse Reflection Through-Beam Infrared Sensor Induction Switch

$22.50

Ultrasonic Sensor Liquid Level Distance Measurement Position Probe Voltage Analog Switch NPN/PNP Distance 1-6 Meters

$424.00

Infrared CO2 Gas Sensor Model CO2MSH-P-CO2/NC/5/V/P/F (0-5%)

$2,197.60

Luoshida LTD Laser Sensors: Through-Beam and Diffuse Reflection Photoelectric Switches with Visible Light and Infrared Induction

$50.00

Digital + Analog Sound Detection Module LM386 Audio Recognition Voice-Controlled Switch Microphone Sensor Module

$37.00

High-Sensitivity Sound Sensor Module Microphone/Voice Audio Detection Controller Switch

$2.98

GY-SGP30 SGP40 Air Quality Gas Sensor TVOC eCO2 Carbon Dioxide Measurement

$23.30

T30UIPA/PB, T30UUPA/PB, T30UDPA/PB Banner Ultrasonic Displacement Ranging and Level Sensors

$2,817.00