Compatible with Yale Smart Alarm Multi-use: Doorbell or Panic Button Real-Time Alarm Alerts Add up to 100 alarm accessories The Yale button can be used as a panic button or function as a doorbell, providing you with added convenience and security. Choose its function easily within the Yale Home app.Multi-use deviceDiscover the incredible versatility of the Yale Button, which seamlessly transitions between being an alarm button and a doorbell button, tailored to meet your precise needs.A customisable security system to suit your lifestyleStay effortlessly connected with real-time notifications, all conveniently delivered directly to your smartphone. When operating as a panic button, the Button triggers your alarm system instantly, ensuring rapid response in any emergency. As a doorbell, you'll enjoy an audible alert through the Yale Home app.1km Range ProtectionExperience exceptional protection with an impressive coverage range spanning up to 1km, coupled with an extended battery lifesp