TECKNETโDoor & Window SensorsTECKNET Door Alarm Sensor, Mini Window Sensors, Sensor for Home Security Systems with Quick Loud 100dB Ring Alarm, Wireless Burglar Alarms House, Shop, Office, Garage (6 Pack) (HWA01806)$81.99View
TECKNETโDoor & Window SensorsTECKNET Door Alarm Sensor, Window Alarms Sensors, 2-in-1 Alarm & Chime, 3-level Volume Control, Door Sensor for Home Security, Wireless Burglar Alarms for House, Shop, Office, Garage (3 PCS)โ โ โ โ โ 4.6$53.99View
VictorsHomeโDoor & Window SensorsVictorsHome Magnetic Reed Switch MC-31 NO Surface Mount Wired Door Window Contact Sensors with Cover for Home Security and Burglar Alarm Systems 5pcs$53.99View
YISEELEโDoor & Window SensorsYISEELE Window & Door Entry Sensor 2 PCS - Protection Compatible with YISEELE WiFi Home Security System (work with YX-800)$43.99View
HERCHRโDoor & Window SensorsWireless Home Security Burglar Alarm, Personal Security Window and Door Alarm Bell Magnetic Sensor Close Door Reminder$36.99View
WANGCLโDoor & Window SensorsMagnetic Door Open Alarm Refrigerator Door Alarm 4 Mode Home Safety Loud 108dB for Door Window Refrigerator Door$37.99View
GDWDโDoor & Window SensorsWLAN Door Alarm Window Alarm, WiFi Door and Window Sensor with Siren, App and Voice Control Alarm, Timing Sharp/Blurred, Compatible with Alexa Google Assistant for Home Security Sensor Alarm$106.99View
AqaraโณDoor & Window SensorsAqara Door and Window Sensor P2, Matter Over Thread, Requires Thread Border Router, Contact Sensor with Remote Alarm and Local Automation, Supports Apple Home, Google Home, Alexa and SmartThings$108.99View
SENCKITโDoor & Window SensorsWiFi Door Sensor: Smart Door Open/Closed Detectors, Wireless Window Sensor with App Notification Alert, Contact Sensor for Home Security, Compatible with Alexa Google Assistant (4pack)$198.99View
SENCKITโDoor & Window SensorsWiFi Door Sensor: Smart Door Open/Closed Detectors, Wireless Window Sensor with App Notification Alert, Contact Sensor for Home Security, Compatible with Alexa Google Assistant (2pack)$71.99View
SENCKITโDoor & Window SensorsWiFi Door Sensor: Smart Door Open/Closed Detectors, Wireless Window Sensor with App Notification Alert, Contact Sensor for Home Security, Compatible with Alexa Google Assistant (1pack)$54.99View
Hsthe SeaโDoor & Window SensorsHsthe Sea Portable Door Handle Alarm Window Alarm 120dB Anti-theft Alarms for Residential Security Safety in Hotel Accommodation$41.99View
EXTA LIFEโDoor & Window SensorsEXTA LIFE RCK-21 Wireless Reed Sensor I Wireless Magnetic Sensor I For Opening/Closing Doors or Windows I$305.99View
NoopelโDoor & Window SensorsDoor Alarms When Opened, 2 Pack Window Alarms for Security with Remote, 2-in-1 Alarm & Chime, 5-level Volume Control, Door Alarm Sensor for Kids Safety, Burglar Alert for Home, Shop, Office, Garage$88.99View
GAGALORโDoor & Window SensorsGAGALOR 2 Sets NO&NC Magnetic Switch Door Contact Sensor Surface Mounted$56.99View
OnvisโDoor & Window SensorsOnvis Thread Door Window Sensor, Bluetooth Smart Contact Sensor, Fast Responsive, Automatic Control of Accessories & Scenes, No Hub Required, Bluetooth, Works with Apple HomeKit (1 Pack)$108.99View
OnvisโDoor & Window SensorsOnvis Thread Door Window Sensor, Bluetooth Smart Contact Sensor, Fast Responsive, Automatic Control of Accessories & Scenes, No Hub Required, Bluetooth, Works with Apple HomeKit (2 Pack)$150.99View
SECRUIโDoor & Window SensorsWireless Door Open Sensor Alarm Chime, 400ft Operating Range 52 Chimes Volume with Mute Mode Led Indicators 1 Plug-in Receiver and 3 Magnetic Door Alarm Sensor for Home Store Office Security-White$74.99View
BroadlinkโDoor & Window SensorsBroadlink Smart Home Fastcon BLE Sensor Kit (Radar Motion Sensor)$81.99View
WITPOCEโDoor & Window SensorsDoor Alarm with Window Sensor - 120dB Touch/Vibration Triggered Security Alarm for Home, Travel & Apartment$48.99View
SECRUIโDoor & Window SensorsSECRUI Door Sensor Alarm for Home With Remote, 3 Packs Wireless Window Door Open Contact Burglar Chime Anti-Theft 2 Mode 120dB Loud Enough Sticky Pad Easy to Install for Door Safety Shop Security$94.99View