Exterior Property Protection: Extend the security of your home or business to include all parts of your property, including driveway, detached garage, barn, storage building, sheds, etc. Longest Range, By Far! Only YoLink, powered by LoRa is capable of up to 1/4 mile range in open air, allowing you to locate the sensor virtually anywhere on your property, with no concerns about WiFi signal or dependability No Wires, No Worries! Self-powered and wireless, just install the sensor wherever it is needed: mount it to a wall, post or column, even a tree! No wires needed! Many Uses! Detect intruders, trespassers, before they reach your home or property. Create a virtual fence around your property, with alerts or automations when motion or activity is detected. Team up your motion sensors with a YoLink In-wall Switch or Plug, to turn on flood lights upon motion, controlled by time of day. Briefly turn on a YoLink outdoor siren to scare off would-be burglars or wildlife. Driveway alert. Protect your vehicles and property from theft. Early warning notifications. YoLink Hub is REQUIRED! This device will not operate without one of our hubs, not included. Please search B09FSS95G9 for the SpeakerHub, or B07TQLKQLJ for the original Hub.