Product description
Door and window sensor Alarm Smart Wifi - open / close detection with notification in the smartphone APP using iOS / Android mobile application. A simple but effective smart device detects when a door or window is opened and immediately sends a notification to your mobile phone. You simply stick the sensor on the door and use the mobile app to pair it with your home Wi-Fi router.
When the opening of door is detected, the sensor sends a notification that is displayed on your smartphone thanks to a free mobile application. The device supports voice control by Amazon Alexa and Google Assistance. The sensor is powered by 2xAAA 1,5V batteries (not included in the package) and lasts up to 10 months. The mobile application is compatible with Android and iOS.
WiFi smart sensor for opening a door or window with notifications in the APP

WiFi door and window opening sensor - security gadget for a smart home

WiFi door sensor - it can be used in the home, in businesses, in a cottage, in a shed, etc.

Specification:
Color: white
Material: plastic
Standby consumption: ≤5μA
Power supply: 2xAAA battery (not included in the package)
Standby time: up to 6-10 months
WiFi connection: yes, 2,4GHz 802.11/g/n
Notifications: yes, via WiFi
Support: Amazon Alexa/Google Assistance/IFTTT
Control via mobile app: yes (Android, iOS)
Dimensions: large part: 93x40x20mm, small part: 93x13x20mm
Operating temperature: -10 to 40°C
Operating humidity: 20-85% RH
Weight: 50g
Package contents:
1x Door sensor - large part
1x Door sensor - small part
1x 3M sticker
1x Manual