Tapo Smart Contact Sensor

Window Door Safeguard Monitor the opening & closing of windows, doors, cabinets, the fridge, or the mailbox in real time. Real Time Notifications Trigger Hub alarm and send you notifications via Tapo app whenever doorswindows are open. Smart Actions Support Connect the actions with other smart devices whenever doorswindows are open for security or home automation. Battery Powered Battery powered design with 1 year battery life. Easy Installation Mount to nearly any surface with included 3M adhesive. Device Sharing Easily share management permissions with each member of your family. Easy Setup and Use Set up quickly and easily through the free Tapo app