Signal transmission device for a device, in particular for a caravan, caravan, Motorcaravan or a boat and system with such a signal transmission device, and trailer and vehicle

摘要

Signal transmission device (10) for a device, in particular for a caravan, caravan, Motorcaravan or a boat, with a transmitting and receiving unit (12), comprising: - at least one receiving element (14) which is adapted to receive data, the at least characterize a state of at least part of the device to receive; and - at least one transmitting element (16), which is designed to establish by radio technology at least one local wireless data connection (18) with at least one mobile terminal (20) and from the received data resulting transmission data, which characterize the at least one state, via the data connection wirelessly to the mobile terminal (20).