UPGRADE YOUR SIMPLISAFE SYSTEM: The SimpliSafe Panic Button is compatible with your SimpliSafe Home Security System (3rd Gen). Add up to 100 accessories for customised home protection. This item does not work as a standalone item - you must already own a SimpliSafe security system PEACE OF MIND: Help is always at your fingertips when you place your Panic Button in easy-to-reach locations. Pressing for 2 seconds will instantly trigger the alarm EASY TO SETUP: Setup is simple. Place it in the area you think is most accessible and 'add device' with your SimpliSafe Keypad. Pair with the SimpliSafe Keyfob for 24/7 access to a panic alarm SILENT ALARM: Adaptable to any scenario. Switch the audible alarm response to a silent alarm in the SimpliSafe App (requires pro monitoring) READY TO USE: Ready to work right out of the box, your Panic Button comes pre-installed with batteries and adhesive. Mountable on any flat surface or wall, Manufacturer: SimpliSafe