Receive status updates on your Smartphone or tablet when paired with a Swann Hub or Smart series DVR. 4 modes to choose from, home, away, sleep or custom. Allocate the key fob to a family member; be alerted on your Smart device when they are home. 4 modeshome, away, sleep & custom. Allocate to family member & receive alerts when they are home. Wireless and easy to install. Keypad operated. Range 10m. Fully expandable system - up to . Pack includes: Batteries; fixings and installation DVD. Batteries required: 1 x C (included), 1 x C (included), (not included). Size H17, W13, D6cm. Weight 276g.