Advantages 1. Zigbee alliance protocol, work with third part sysem easily. It is best choice for DIY security or smart home system.
2. Easily set linkage with smart lights, curtain as want. such as door open, lights on and curtain open.
3. Low consumption Zigbee mould, 1 year battery use life
4. Low battery warning, you will know when power is low, avoid power off without notification.
5. Double reed design, easy use for different direction open door or window.
6. Mobile phone app receive instant notification of door or windows state of every time change.
7. Luxury design show your taste.
