Key Features . View your home from anywhere in the world using the Cave appEasily paired and configured into your existing Cave systemCave is wireless easy to set up and use The Veho Cave Pet friendly sensor activates when larger movement is detected. The detector should be placed in the corner of rooms that are vulnerable to intruders at a minimum height of 2metres. This makes a detection area of 110 degrees with a 9 metre radius making it ideal for homes with one small pet (less than 20 - 25kg). When the alarm is armed an infrared sensor will detect any larger movement and activate the loud alarm siren. What\'s in the Box . 1 x Pet PIR Motion SensorFixing Kit2 x AA Batteries. .