A system having an image sensor for capturing an image and a GPS module for providing a location signal for the image. The system has an outlet box cage, a mounting plate to which the outlet box cage is attached, an outlet box that is slideably retained in the outlet box cage, and a drywall ring having a projecting neck portion, which drywall ring is attachable to the outlet box. The receiver communicates to a sender how to access his account on the registration server. The at least one press shoe is arranged to press pressing jacket against opposing surface such that, in a region of press nip, pressing jacket is moved radially outside of a circular path formed by pressing jacket in an unstressed state, and pressing jacket is arranged to rest against a free end of outlet. The hook can be configured to be offset from a surface of a tooth when the appliance is coupled with the patient’s teeth and no elastic member is coupled with the tooth. The actuator is constructed to have an oilless structure without oil supply, thereby always stably and rotationally driving the control shaft.