Merkury Innovations Smart Door and Window Sensors, 2-Pack

The Merkury Innovations Door & Window Sensors protect your doors, windows, safes, closets, and more. Get real-time alerts at the exact moment a sensor is opened. Using your home Wi-Fi, you can set up automated actions with other smart home products like having the lights turn on when you open the door. The reliable 3M adhesive sticks reliably to most surfaces. Screws and wall anchors are included for an additional support. No hub required and it works with your already existing 2.4 GHz Wi-Fi network.

• No hub required, Wi-Fi built-in. compatible with all 2.4 GHz Wi-Fi networks, not compatible with 5GHz networks
• Get notifications at the exact moment you have an unexpected guest, opened safe, or escaped petany time the 2-piece sensor is separated
• CR2 battery-powered for lasting performance
• Wireless design offers flexible placement options
• Includes,2 sets Smart Door Sensors, 8X screws 8X Wall Anchors, 3M Adhesive, User Manual