Capacitive Soil Moisture Detection Sensor Module Analog Output Corrosion Resistant Wide Voltage DC3.3~5.5V

$3.71

Sound Sensor Module Voice-Controlled Sensor Switch Sound Detection Whistle Switch Amplifier Microphone

$3.07

Injection Molding Machine Electronic Ruler Pull-Rod Linear Displacement Sensor High Precision KTC Displacement Meter Resistive Scale Universal Type

$43.00

Infrared Sensor Module Line Tracking Obstacle Avoidance Module Photoelectric Reflective Smart Car Pair Tube Photoelectric Switch

$2.22

Hugong Proximity Switch LJ12A3-4-Z/BX Three-Wire NPN Normally Open M12 Wire Cutting Sensor 6-36V 220V

$6.00

ACS712 ACS724 Module Current Detection Board - Hall Effect Current Sensor (5A 20A 30A Range) 05B

$7.82

Flat Thin Diffuse Reflection Photoelectric Switch EE-SPYX01/02 Infrared Sensor Small Volume Square Micro Limit Switch

$20.00

DHT11/DHT22 Temperature and Humidity Module Sensor SHT30/31 Digital Switch Electronic Building Blocks AM2302

$4.29

HX711 Module Electronic Scale Load Cell Sensor Kit, Weighing Sensor, Electronic Scale Module 5/10KG

$3.20

MQ-2/135/3/7/9 Smoke, Air, Alcohol, Hydrogen, Carbon Monoxide, Combustible Gas, LPG Sensor Module Probe

$5.77

U-Slot L Miniature Photoelectric Switch EE-SX670/671A/672P/673a/sx674R Limit Induction Sensor

$3.50

[Youxin Electronics] PIR Human Body Infrared Sensor Module / Motion Switch HC-SR501

$3.85