SMART HOME CONTACT SENSOR/TAPO T110 TP-LINK

Tapo Smart Contact Sensor – 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.