Tapo Tp-Link T110 Smart Door/Window Contact Sensor,Real-Time Monitor,Instant Push Notification,Battery Included,Easy Installation,Work with Alexa, Hub Required Sold Separately

Please note —— Tapo H100 Hub is required for it to function and is not included; purchase one from ASIN B0BCWNBNTK Window/Door Safeguard —— Monitors the opening & closing of windows, doors, cabinets, the fridge, or the mailbox in real time. Instant App Notification —— Is your parcel locked away? Find out immediately with instant notifications. Smart Action Support —— Connect the actions with other smart devices for a welcome return home. Easy Installation —— Mount to nearly any surface with included 3M adhesive. Great Compatibility —— Just one part of the integrated Tapo ecosystem.