Smart WiFi Door & Window Sensor Alarm - Tuya App Control & Battery Operated

1. Door and window switches. Mobile App Remote Notification
2. Simple and convenient to use
3.Supports Amazon Alexa, Google Assistant, IFTTT and other intelligent voice control
4. Display battery level Alarm management Alarm query
5. Query history
6.Mini portable size
Product size: 70 * 20 * 16MM
Color box size: 75 * 22 * 18MM