GAGALOR 5 Pack NC Magnetic Door Contacts Switch Sensor for Home Alarm System
from $10.99
Door Chime, METAK Wireless Door Open Contact Sensor Alarm with 500 FT Range, 58 Chimes and 5 Volume Levels for Business/Store/Home/Office When Entering, 2 Transmitter + 1 Plug-in Receiver
from $27.99
10Pcs RC-33 NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch White
from $14.99 ($1.50 / Count)
Eve Door & Window - Apple HomeKit Smart Home Wireless Contact Sensor for Windows & Doors, Automatically Trigger Accessories & Scenes, App Notifications, Bluetooth/Thread, 3 Pack
$84.89
from $74.14
EPLZON A3144 Hall Effect Sensor 3Pins Magnetic Detector for Arduino (Pack of 20 pcs)
from $6.99
Taiss Photoelectric Beam Sensor Switch 30cm Detection Distance Diffuse Reflection Infrared Switch photoelectric Switch Sensor 12-240VDC 24-240VAC Proximity Switch E3JK-DS30M1
from $19.99
Photocell Sensor for Gate Opener, 2 Pair Universal Infrared Sensors 24v for Automatic Doors, Swing Gate, Sliding Gate (Include Transmitter and Receiver)
from $18.99
HiLetgo 5pcs Hall Effect Magnetic Sensor Module 3144E A3144 Hall Effect Sensor DC 5V for Arduino PIC AVR Smart Cars
from $5.99
DIGITEN Hall Sensor Proximity Switch NPN 3-Wires Normally Closed NC with Magnet
$6.99
from $6.29
2Pcs Thin Film Pressure Sensor 20g-2Kg DF9-16 High Precise Force Sensitive Resistor Force Sensor Pressure Sensor Resistance Type Thin Film Pressure Sensor Force Sensing Resistor
from $8.85
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