The Yale Smart Home Alarm and View kit is a home alarm system built with you in mind, allowing you to arm and disarm your system and view images of inside your home via a PIR Image Camera via your Smartphone. Arm/disarm and configure your alarm anytime, anywhere via your smartphone. Pre-linked - yale smart home alarms come with components already linked to the smart hub. This makes installing your alarm quick and easy. The Yale smart home alarm app gives you control of your alarm system from your smartphone, providing complete peace of mind and knowledge that your home is secure. You can check your home anytime, anywhere via the app, and you can receive alerts and notifications if the alarm is triggered. Wireless and easy to install. Keypad operated. Control pad operated. Range 30m. Entry_exit delays. Fully expandable system - up to 20 accessories/zones. Pack includes: Wireless control panel. LED indicators. Siren. Batteries; fixings and installation DVD. Batteries required: 3 x AAA (included), 2 x AA (included), 2 x button cell (included). Size H25, W27, D27cm. Weight 2.5g. Manufacturers 2 year guarantee.