Sonoff SNZB-04 ZigBee Wireless Door/Window Sensor Send Alert to Smartphone for Home Security White

Sync Status & History Records CheckSync the opening & closing status of door/window. With 3-month history records check, help you master your home security clearly.Smart Scenes, Work With WiFi DevicesSimply connect the sensor with your devices, turn on/off the lights when you open/close the door.Voice Control & Camera BindingWant to check your door/window close or not? Just ask your Alexa/ Google Assistant instead of opening your phone. You can also add a camera to the sensor to scare the stranger off with your voice.Easy Installation & Low-battery NotificationUsing 3M adhesive to easily mount the sensor at your ideal locations. Replace the battery in time with a notification when the battery life is 10% remaining.NoteZigBee Bridge and batteries are required. Keep a distance of less than 80M between SNZB-04 and ZigBee Bridge (open space).

Sync status & history records: Sync the opening & closing status of the door/window. With 3-month history records check, help you master your home security clearly. Smart scenes, work with wifi devices: Simply connect the sensor with your devices, and turn on/off the lights when you open/close the door. Voice control & camera binding: Want to check whether your door/window closes or not? Just ask your Alexa/ Google Assistant instead of opening your phone. You can also add a camera to the sensor to scare the stranger off with your voice. Easy installation & low-battery notification: Use 3M adhesive to easily mount the sensor at your ideal locations. Replace the battery in time with a notification when the battery life is 10% remaining. Note: ZigBee Bridge and batteries are required. Keep a distance of less than 80M between SNZB-04 and ZigBee Bridge (open space).Description:SONOFF SNZB-04 is a mini sensor for opening and closing doors and windows, intelligent and wireless by ZigBee, through its Bridge, essential for intruder detection in a home automation system. It will allow you to use the door opening and closing action to turn on lights, alarm system, notification, store a log history, consult the current status, and much more, in a simple way. This technology has a long range and robustness, as it is designed for home automation systems, without saturating WiFi networks, Push messages to you if the door/window is opened or closed. Secure your home and enjoy peace of mind. Have you ever thought to turn on/off devices through your action? Simply connect the sensor with your devices to turn them on/off when you open or close the door. Worry that your home is threatened when you’re away? Try to connect the camera to the sensor and you can scare the stranger off with your voice anywhere, anytime. Want to check the past message notifications about your home? The sensor allows you to go back to the history records over the past 3 months.