Smart Wi-Fi door sensor, no hub required, wireless door alarm with powerful 130dB siren and real-time notifications on your smartphone.

Real-time notifications: Receive instant alerts on your smartphone via the Tuya/Smart Life app as soon as your door or window is opened or closed. Stay informed about your home's security anytime, anywhere. Powerful 130 dB alarm and dual notifications: The siren sounds at 130 dB to deter intruders, while you are simultaneously notified via the app. Voice control: Compatible with Alexa and Google Assistant and seamlessly integrated into your smart home system. Use voice commands to check the door status ("Alexa, is the front door closed?"). Easy installation: No wiring or hub required. Simply peel and stick, and sync via Wi-Fi in minutes. Ideal for renters and homeowners. Easy installation and removal of security elements: Click on the layout, double-click to remove the element, press and hold for 3 seconds to mute the sound, and press and hold for 8 seconds to reset the device. Compact and wireless design: The battery-powered sensor is easy to install using the included adhesive tape. Install it on doors, windows, gates, mailboxes, drawers, garages, refrigerators, in the garden, on pet doors, and much more. Real-time notifications: Receive instant alerts on your smartphone via the Tuya/Smart Life app as soon as your door or window opens or closes. Stay informed about your home's security anytime, anywhere. Powerful 130 dB alarm and dual notifications: The 130 dB siren sounds to deter intruders, while you are simultaneously notified via the app. Voice control: Compatible with Alexa and Google Assistant, it integrates seamlessly into your smart home system. Use voice commands to check the door status ("Alexa, is the front door closed?"). Easy installation: No wiring or hub required. Simply peel and stick, and sync via Wi-Fi in minutes. Ideal for renters and homeowners. Easy setup and removal of security settings: Click on the layout, double-click to remove the security setting, press and hold for 3 seconds to mute the sound, and press and hold for 8 seconds to reset the device. Why choose us? Our smart Wi-Fi door sensor combines cutting-edge technology with a user-friendly design. Whether you want to secure your home, office, or garage, this wireless door sensor offers reliability without compromising convenience. Ideal for: parents monitoring their children's safety; pet owners to prevent escapes; homeowners to secure their property; senior care (notifications of unexpected movement). Package includes: 1 Wi-Fi door/window sensor, 1 user manual (English not guaranteed), 2 adhesive pads. Note: Requires 2.4 GHz Wi-Fi (5 GHz not supported) and the free Tuya app (iOS/Android). Product features: Wireless type: 2.4 GHz Wi-Fi. Alarm volume: 130 dB. Standby power consumption: <10 µA. Batteries: 2 AAA batteries (not included). Dimensions: Main unit: 8.9 x 3.6 cm. Small unit: 5.6 x 1.6 x 5.6 x 1.5 cm. Operating temperature: -10 °C to 40 °C. Operating humidity: 20% to 85%. Storage temperature: -10 °C to 60 °C. Storage humidity: 0% to 90%. Standby time: 6 to 12 months.