YoLink Smart Motion Sensor, 1/4 Mile World's Longest Range Wireless Motion Detector Compatible with Alexa IFTTT, Hub Included

"YoLink" is a proprietary wireless technology provided by YoSmart. which is based on Semtech's LoRa wireless technology combined with the YoSmart smart home/building protocol, to provide the most advanced smart home/building devices solution. Compared to WIFI, Bluetooth, ZigBee, Z-Wave, and other smart home protocols, it has the advantages of low-power consumption, long-distance coverage (wall penetration), and anti-interference. It is the first smart building/home protocol that can be very easily set up and is a very low cost but creates a reliable, robust, and more secure IoT network.Requirements:1. A YoLink Hub (included in the kit, used to connect YoLink Outdoor Motion Sensor to the internet and the Cloud).2. A smartphone or tablet running iOS 9.0 or higher, Android 4.4 or higher.