Enhanced security: Tuya Door and Window Sensors provide peace of mind. When doors or are accidentally opened, this smart device triggers an alarms and sends real-time alerts to your smartphone.Smart Home Integration: Easily integrates with your existing smart home system for automated responses, such as turning on lights or triggering cameras when a breach is detected.Real-time alerts are sent directly to your smartphone, keeping you securely connected. Easy to install and manage, this sensor is a valuable addition to your smart home security system, ensuring peace of mind.Easy Installation: Simple installation and setup in minutes. No technical expertise required.App Control: Manage your sensor settings and receive instant notifications via a dedicated mobile app, available for iOS and Android devices.Use 1.5V AAA battery (not included in shipment)Color:WhiteMaterial:plasticPackage Contents:1 * Door Window SensorOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.