Evolveo salvarix wireless door sensor is a device designed to provide security for your home or office by detecting unauthorized entry. It consists of a transmitter and a magnetic stripe. When the magnetic stripe is separated from the transmitter, an alarm signal is sent wirelessly to the host. The sensor is easy to install and can be used on doors, windows, or other objects that can be opened and closed. It features a modern, ultra-thin design and has a large capacity lithium battery with a standby time of over a year.