• 【Notes】A Build-in Zigbee Hub is Required and sold separately. Requires a secured 2. 4 gigahertz WiFi network connection.
•  [Create Routines] Using the Alexa app, you can create custom routines that are triggered when motion is detected, allowing you to customize Alexa messages for playback.
• [Smart Light Control] Works with smart lights or smart plugs connected to Alexa service, enabling you to create routines in the Alexa app to automatically turn them on when motion is detected, and turn them off after a specified period of inactivity.
•  [Hassle-Free Setup] Installation is quick and easy. Simply enter the configuration mode by using a metal pin to press and hold the reset hole on the back of the device until the red light flashes three times. Compatible Echo devices will automatically discover the sensor by saying "Alexa, discover devices."
•  [Great Range and Long Battery Life] Capable of detecting motion up to approximately 23 feet (about 7 meters) away. Powered by CR2450 batteries, the sensor can last for a long time under typical usage.

3x Zigbee Wireless Motion Sensor Detector 

Product Description