Door &amp; Window Sensors

sourcing map Wired Door Contact Window Sensor NC Surface Mount Magnetic Reed Switch Black 3 Pcs

$42.99

AEOTEC

Door & Window Sensors

Aeotec ZW187-C Recessed Door Sensor 7

★★★★★3.9

$132.99

WiFi Smart Door Window Alarm Sensor Wireless Remote Control Door Sensor Compatible with and Home for Homes Garages Sheds Apartments

Sxhlseller

Door & Window Sensors

WiFi Smart Door Window Alarm Sensor Wireless Remote Control Door Sensor Compatible with and Home for Homes Garages Sheds Apartments

$54.99

Noopel

Door & Window Sensors

Door Window Alarm 4 Pack, NOOPEL 120DB Magnetic Pool Alarm, Burglar Intruder Entry Alert for Kids Toddlers Alzheimers Personal Home Security

★★★★★3.8

$81.99

Ring

Door & Window Sensors

Ring Alarm Outdoor Contact Sensor

$162.99

Welcome Sensor, Independent 16-Music Infrared Motion Sensor Shop Home Welcome Doorbell Entry Alarm with Swivel Mount

Niiyen

Door & Window Sensors

Welcome Sensor, Independent 16-Music Infrared Motion Sensor Shop Home Welcome Doorbell Entry Alarm with Swivel Mount

$46.99

Door Alarm System, Wireless Entry Anti-theft Security Alarm System with Magnetic Sensor for Door and Window Home

Kuuleyn

Door & Window Sensors

Door Alarm System, Wireless Entry Anti-theft Security Alarm System with Magnetic Sensor for Door and Window Home

$30.99

Contact Magnetic Reed Switch Alarm，Magnetic Switch Systems, A Pair Normally Closed Window Door Safety Alarm for Window Door Security

Kuuleyn

Door & Window Sensors

Contact Magnetic Reed Switch Alarm，Magnetic Switch Systems, A Pair Normally Closed Window Door Safety Alarm for Window Door Security

$41.99

Door & Window Sensors

Aoje-Link RC-36 NO Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch for Home Security Access Control and Burglar Alarm Systems White 4pcs

$55.99

Aoje-Link MC-58 NC + NO Wired Magnetic Switch Door Window Reed Switch Micro Alarm Magnetic Contact Security Silver Gray 1pcs

Door & Window Sensors

Aoje-Link MC-58 NC + NO Wired Magnetic Switch Door Window Reed Switch Micro Alarm Magnetic Contact Security Silver Gray 1pcs

$40.99

Door & Window Sensors

Aoje-Link RC-39 NC & NO Embedded Magnetic Gap Switch Door and Window Sensor for Home Security Access Control and Burglar Alarm Systems Black 1Sets

$31.99

Door & Window Sensors

Aoje-Link MC-56 NC + NO Wired Magnetic Switch Door Window Reed Switch Micro Alarm Magnetic Contact Security Silver Gray 1pcs

$39.99

Door & Window Sensors

Aoje-Link RC-39 NC Wired Magnetic Door Switch Window Sensor Alarm for Home Security Access Control and Burglar Alarm Systems Black 2pcs

$32.99

Door & Window Sensors

Aoje-Link MC-51 NC + NO Wired Magnetic Switch Door Window Reed Switch Micro Alarm Magnetic Contact Security Silver Gray 1pcs

$40.99

Door & Window Sensors

Aoje-Link RC-38A NO Wired Magnetic Door Switch Window Sensor Alarm for Home Security Access Control and Burglar Alarm Systems White 1pcs

$32.99

Aoje-Link 2Sets RC-31 Magnetic Reed Switch Normally Open Closed NC + NO Door Alarm Window Security, Magnetic Door Switch, Magnetic Contact Switch

Door & Window Sensors

Aoje-Link 2Sets RC-31 Magnetic Reed Switch Normally Open Closed NC + NO Door Alarm Window Security, Magnetic Door Switch, Magnetic Contact Switch

$43.99

Door & Window Sensors

Aoje-Link RC-33B NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch for Home Security Access Control and Burglar Alarm Systems White 4pcs

$35.99

Aoje-Link RC-33B NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch for Home Security Access Control and Burglar Alarm Systems White 2pcs

Door & Window Sensors

Aoje-Link RC-33B NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch for Home Security Access Control and Burglar Alarm Systems White 2pcs

$30.99

Door & Window Sensors

Aoje-Link 4pcs RC-31 Surface Mount Wired NC Normally Closed Door Contact Sensor Alarm Magnetic Reed Switch White for Gate Garage Window Door Security System

$36.99

Door & Window Sensors

Aoje-Link 2Sets RC-32 Magnetic Reed Switch Normally Open Closed NC + NO Door Alarm Window Security, Magnetic Door Switch, Magnetic Contact Switch, ABS

$39.99

ChunHee

Door & Window Sensors

Door Alarm Sensor ChunHee Wireless Door Sensor Chime When Door Opens,Door Entry Alarm Chime for Business/Home/Kids,150M Range,5 Adjustable Volume Door Ringer Alert (Black 2-2)

$108.99

WiFi Door and Window Sensors,Tuya Smart Alarm with Free Notification APP Control Home Security Alarm System, No Hub Required,Compatible with Alexa, Google Home (1-pack)

SENCKIT

Door & Window Sensors

WiFi Door and Window Sensors,Tuya Smart Alarm with Free Notification APP Control Home Security Alarm System, No Hub Required,Compatible with Alexa, Google Home (1-pack)

$53.99

Ring

Door & Window Sensors

Ring Alarm Glass Break Sensor

★★★★★4.6

$118.99

AEOTEC

Door & Window Sensors

SmartThings Aeotec Zigbee Multipurpose Sensor - Window-Door Sensor for Burglary Alarm Security including Temperature Sensor, Window Sensor with Vibration Detection

$113.99