Fiber Optic Sensor M3/M4/M6 Straight/Bent/L-Type Probe, Through-Beam/Diffuse Reflection Fiber Amplifier, Induction Line

$7.53

MAX30102 MAX30100 Heart Rate and Blood Oxygen Sensor Module Heart Rate Blood Oxygen Sensor Heart Rate Module

$9.68

DHT11 DHT22 Temperature Humidity Sensor Module SHT30/SHT3031 AM2302 Digital Switch Probe

$5.56

High-Sensitivity Vibration Sensor Module, SW-18010P SW-420 Normally Open/Closed Alarm Induction Module

$3.09

Flame Sensor Module Fire Source Detection Module Infrared Receiver Sensor Fire Detection Alarm (3/4 Wire)

$2.74

Water Level Sensor, Droplet Sensor, Water Depth Detection Module, Water Level Module, Water Level Detector

$1.87

TTP223 224 226 Touch Sensor Touch Button Induction Module Capacitive Momentary Proximity Switch

$2.60

Hugong Reflective Plate Mirror Reflection Board for Photoelectric Switch Sensor Long-Distance Feedback Board TD-08 09 Large Honeycomb

$1.50

Long-Range Proximity Switch M8/M12/M18/M30, NO/NPN/PNP/NC Inductive Sensor, 3-Wire 24V

$16.90

MAX30102 Heart Rate and Blood Oxygen Sensor Module, Wrist Pulse and Heartbeat Detection Development Board for Arduino

$3.50

Omron Square Proximity Switch TL-Q5MC1-Z Q5MB1-Z/C2 TL_N10ME1 N20ME1 D1

$10.00

Infrared Sensor Module for Line Tracking, Obstacle Avoidance, and Photoelectric Reflection – Smart Car Pair Tube Photoelectric Switch

$2.00