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BetterLink vision is to continuously innovate and improve our products based on customer needs as well as current industry trends. You can always count on us for 1-2 days delivery, 30-day returns, affordable products and timely customer service. All the products 24 Months warranty.
Ease To Use, the door window alarm sensor, adopts 2.4GHz WIFI network, (does NOT support 5GHz WIFI), Remote monitoring doors and windows at home by TUYA Smart Application. It can accurately and clearly monitor the state of the door and window magnetic detector. Very applicable for villas, leisure centers, stores, shops, hotels, families, etc.
App Real-time Alarms Remotely: Tuya Smart App control. No hub required and No fees charge. Monitor the door/window status in real-time. When door/window is opened or closed, the sensor will push instant notification to your smartphone immediately. You can check your house status on app whatever where you are. Works with Alexa and Google Assistant and other Tuya smart home devices.
Two Tones, Two Modes. You can choose between doorbell tones or siren tones. If you choose Out mode, the sensor will disarm fist the enter into delay arm status, when the sensor is trigger, it will delay 30 seconds to alarming. If you choose Home mode, the door detector is armed immediately, when sensor is triggered, it will alarm immediately. In the any mode, to disarm the system you need to enter 4 digits password in quick succession (default is 1234).
Password Modification: Take off battery, long press and hold any one of 4 number, install the battery the door and widow sensor beeps 6 times, press the number button and set a 4- digits password, press the lock icon(under the digit) to confirm and exit setting automatically, the password is set successfully.