Window / door sensor HAMA WiFi 176553, Amazon Alexa, Google Assistant, White

Magnetic sensor for doors and windows
WiFi door / window sensor - works with the free app "Hama Smart Solution"
Shows open or closed door/window
Check also by voice command, Amazon Alexa or Google Assistant
Built-in tamper protection
Send notification if status changes or tampering is attempted
IFTTT compatible
Low consumption
Supply voltage via two batteries (AAA)

OS: Android 4.3 and iOS 8.0 or higher