The Philio Tech Z-Wave Multisensor consists of a door/window sensor, a motion sensor, a light sensor, and a temperature sensor. It is very easy to install and consists of a detector and a magnet. It operates with the Z-Wave protocol to enable secure two-way wireless communication. A 400/500 series chip is built in, which supports multichannel actions. The 1500mA CR123A lithium battery has a lifespan of over two years.