TP-Link Tapo T110 Smart Contact Sensor. The user can set the Smart Contact Sensor to trigger on the lights whenever the door is opened. The Smart Contact Sensor can be placed elsewhere like cabinets and drawers for more convenience. Receive instant alerts on a phone when a door or window is opened unexpectedly. The Hub can sound a siren to warn of danger and deter intruders. 1+year battery life provides long-lasting convenience, plus notifications are received from the Tapo app when the batteries are low and need changing.

Features

• 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.