Smart WiFi Door and Window Sensor – Wireless Magnetic Contact Sensor with Real-Time App Alerts, Compatible with Alexa, Google Home, IFTTT – Home Security & Automation Door Window Monitor

[Note] No gateway required. When configuring a network for the Contact Window and Door Sensor, use a 2.4GHz Wifi connection, 5GHz Wifi is not supported. supports IFTTT.
[Instant Open/Close Detection And Alert] Check the opening/closing status of doors/windows in real time on your cell phone via Tuya/Smart Life APP. Real-time monitoring, sends instant alerts to your cell phone when doors/windows are open/closed. Good choice for home security and child/pet safety!
[Intelligent Linkage] The whole house ‘moves’ by the opening and closing status of the door/window and other opening and closing objects leading. For example, opening the door after checking in at a hotel or opening the door after coming home from work automatically lights up and turns on the air conditioner.
[Sensor Tamper Alarm] The mobile app will receive timely alerts when a door or window contact sensor is removed and pried up.
[Custom Naming for Clarity and Non-Confusion] In the Tuya Smart/Smart Life APP, you can customize the names of your door and window sensors so you can view them without confusion.
[Low Battery Warning and Service] It requires two AAA batteries (batteries are not included in the product). You’ll be notified by the App when your batteries are about to run out, so you don’t have to worry about missing a moment.
[Easy Installation] No tools required, easily install the door and window sensors with the included stickers that are strong and durable. You can install the door and window sensor on front door, garage door, wine cooler, safe, pet door and so on. The contact sensor is also a good choice as a mailbox sensor.