Alarm Window and Door Contact Sensor
Expand your Ring Alarm system to secure each door and window in your home, and get alerts as soon as they open. Subscription required, sold
Wifi Door Sensor Work Tuya Smart Door Window Sensor Wireless - Temu
Best Door and Window Sensors of 2024
Ring Alarm Contact Sensor
Installing Ring Alarm Contact Sensors on Different Types of Doors, Windows, and Trim
Eve's Thread-enabled Door and Window sensor is only for HomeKit users
Wireless Door Window Alarm Sensor 433MHz 1527 Code Battery Door Contact Sensor For GSM Alarm System Detect Window and Door - AliExpress
SwitchBot Contact Sensor for Home Security, Window Door Alarm Sensor for Home Security
QWORK MC-31 Wired Surface-Mounted NC Magnetic Door Window Contact Sensor Alarm Reed Switch, White, Pack of 10 with 40 Screws : Industrial & Scientific
WiFi Smart Door Sensor, Wireless Door Window Sensor Alarm, Mini Contact Sensor for Home Security, Push Notification, Volume Adjustable, Timer, Compatible with Alexa/Google Assistant. 4 Pack : Everything Else