The EVVA AirKey Scandinavian Security Cylinder is a perfect proximity solution for any door with a Scandinavian lock (supplied separately) where only one-sided authorisation request is needed and is available to suit external or internal applications, dependent on the area in which the highest safety level is required. The AirKey cylinder is easy to install and has a broad range of uses thanks to its Scandinavian profile, as it can be used anywhere that a standard Scandinavian profile cylinder could be used. Access can be gained using your NFC-compatible smartphone (Android or iPhone), where keys can be easily sent using SMS text messages with push notification alerts, bluetooth, and also Evva AirKey key cards. It is rated to IP65 ensuring that is suitable for both indoor and outdoor use with a working temperature between -20°C and +55°C. The unit is CE certified and is supplied with 2 x CR2 batteries which provide long life for up to 30,000 cycles and are easily replaceable.