WiFi Door/Window Sensor with App Alerts for Home Security

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$18.99

SKU: BST-1

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    🎁 Free Gift with Purchase
    Spend $150+ and receive a free WP3 (1 unit)

    🔒 Bundle Deal
    Purchase any 2 Smartlocks and get a free G2 WiFi Gateway

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    • Shipped today? Order within: Jun 04, 2026 17:00:00 -0500
    • Free shipping above $50.00
    • 45 days return policy

      Overview

    • Wifi+Bluetooth Dual Mode
      Connect to the network faster. The connection network speed is 2 times faster than only Wifi. (Bluetooth is only used for network signal connection, Bluetooth cannot be used alone. WIFI+Bluetooth is more stable)
    • Instant Notification
      Push instant notification to your phone immediately when the door or window is opened or closed. Keeping you informed all the time.
    • Alarm Alert
      Whenever the sensor is triggered to open/close, it will send an alarm to alert you that someone opens your door or window.
    • Alarm Recording
      Support checking open/close records and battery levels on the app. Never worry about missing any important moments or running out of battery.
    • Low Voltage Remind
      When the battery level is low, it will automatically remind you to change batteries, never worry about running out of battery.
    • Intelligent Linkage
      The wifi door sensor can be linked with other smart devices in the home and make your home more smart. Low advantage design to ensure long-term battery life. For example, the light will be on automatically when the door is open. (Note that the light needs to be used with WIFI switch).

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