✨Cảm biến báo động không dây đóng mở cửa tự động có chuông báo ra vào

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Features:

• Work Without Gateway Connection: No gateway required. The sensor is paired with APP eWelink via BT and is controlled on APP eWelink via Wi-Fi.
• Status Sync History Records: Worry about leaving your door or window open/closed? You can view instantly the status of home on APP. You can check history records over the last 3 months.
• Know Whether Home is Safe: The sensor will send you a notification immediately if someone is detected to open your door or window.
• Can See Who Come into Home: Add SONOFF Camera or an unused smartphone, and you can view what's going on in your home not just receive the alert notification when the door is open.
• Made Smart in the Action: Want the hallway to light up when you walk into the door and light off when you walk out the door? Simply connect the SONOFF switch or SONOFF light to the sensor and go.
• Low-battery Reminder: There is a reminder on APP if the battery level of the sensor is low. Specifications: Battery model: AAA 1.5V Working voltage: DC3V 21.5 battery (not included) Quiescent current: 40uA Emission current: 15mA Wi-fi: IEEE 802.11 b 2.4GHz Operating systems: (Android 4.1 iOS 9.0 or higher) Installation gap:＜5mm Working temperature: -10C~40C Material: PC Package Information: Package Size: Approx. 9.55.63cm/3.72.21.18in Package Weight: Approx. 45g/1.59oz Packing List: 1 * Sonoff DW2 Sensor(batteries not included)

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Overview: The WiFi smart switch can be controlled remotely using your phone, and devices connected with switches can work independently. Sonoff T3 supports 433MHz remote controller (not included) to control. Works with Amazon Alexa and

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Công tắc đèn tường WiFiSONOFF T1EU3C-TX 3 Gang WiFi thông minh 433Mhz Ứng dụng điều khiển từ xa RF / Hẹn giờ điều khiển cảm ứng

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Ổ đĩa flash USB USB 2.0 hình phím Sol âm nhạc dễ thương

Overview: The WiFi smart switch can be controlled remotely using your phone, and devices connected with switches can work independently. Sonoff T3 supports 433MHz remote controller (not included) to control. Works with Amazon Alexa and

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Overview: The WiFi smart switch can be controlled remotely using your phone, and devices connected with switches can work independently. Works with Amazon Alexa and Google Assistant which let you turn on or off your

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Overview: The WiFi smart switch can be controlled remotely using your phone, and devices connected with switches can work independently. Sonoff T3 supports 433MHz remote controller (not included) to control. Works with Amazon Alexa and

Bảng điều khiển tiêu chuẩn SONOFF T2US3C-TX 3 gang công tắc đèn tường WiFi thông minh 433MHz điều khiển từ xa RF

Overview: The WiFi smart switch can be controlled remotely using your phone, and devices connected with switches can work independently. Sonoff T2 supports 433MHz remote controller (not included) to control. Works with Amazon Alexa and

Cảm biến báo động không dây đóng mở cửa tự động có chuông báo ra vào

Features: * Work Without Gateway Connection: No gateway required. The sensor is paired with APP eWelink via BT and is controlled on APP eWelink via Wi-Fi. * Status Sync History Records: Worry about leaving your

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