Smart Door Sensor Wifi Zigbee Open/close Detector - Works With Alexa, Smart. Smart Life / Tuya Smart Door and Window Sensor Enhance Your Home Security with the Smart Life / Tuya Smart Door and Window Sensor. This Versatile Device Offers Real-time Monitoring and Alerts, Ensuring You're Always Aware of the Status of Your Doors and Windows. Compatible with Smart Home Platforms Like Alexa and Google Assistant, It Provides Seamless Integration into Your Existing Smart Home Ecosystem. With Instant Notifications, You'll Receive Alerts Directly on Your Phone when a Door or Window is Opened or Closed, Allowing You to Monitor Your Home from Anywhere. The Alarm Alert Feature Enhances Security by Notifying You if Unauthorized Access is Detected. For Added Convenience, You Can Share Device Access with Family Members, Keeping Everyone Informed and Ensuring 24/7 Protection. The Sensor Supports Both WiFi 2.4GHz and Zigbee 3.0 for Reliable Wireless Communication. The Device is Easy to Install Using Either Double-sided Tape or Screws, and Its Compact Design Fits Discreetly Onto Any Door or Window. The Long Battery Life Ensures Continuous Operation, and Low Battery Reminders Prevent Unexpected Downtime. Features: - Real-Time Alerts: Receive Instant Notifications when Doors or Windows Open/close. - Alarm Alerts: Be Alerted Immediately if Unauthorized Entry Occurs. - Voice Control: Compatible with Amazon Alexa and Google Assistant for Hands-free Operation. - Device Sharing: Share Access with Family for Collective Monitoring. - Easy Installation: Includes Adhesive Tape and Screws for Versatile Placement. - Long Battery Life: Up to 6000 Triggers for WiFi Version and 100000 for Zigbee Version. - Low Battery Reminder: Alerts You when It's Time to Replace Batteries. - Battery: LR03-1.5V/AAA*2 (not Included) - Wireless Type: WiFi 2.4GHz / Zigbee 3.0 - Material: ABS - Main Body Size: 71mm X 25mm X 20mm - Small Body Size: 36mm X 10mm X 17mm - Working Temperature: 0℃～40℃ (32℉～104℉) - Working Humidity: 20%～85% RH Ideal for Installing on Doors, Windows, Drawers, and More, This Sensor Provides Peace of Mind and a Smarter, Safer Home Environment. Please Note It is Not Waterproof and Should Be Installed Indoors. Consider Purchasing Multiple Units to Fully Cover Your Home..