9 Electric and electronic measuring and display apparatus, namely thermometers, barometers, altimeters and anemometers, hydrometers, hygrometers, tachometers, speedometers, speed indicators, telemeters, distance measuring apparatus, aerometers, ergometers; prerecorded magnetic and optical data carriers programmed with technical data of sports equipment and/or sports shoes and/or ski and snowboard bindings and/or personal data of sportsmen; encoded electronic chip cards containing programming to record, transmit and display for integration in sports equipment and/or sports shoes and/or snowboard bindings and/or theft or avalanche warning apparatus; encoded electronic chip cards containing programming to record, transmit and display for integration into wristwatches with credit card, reservation, identification, access control and insurance function with the personal data of a sportsman which can also be associated with the technical data of sports equipment and/or sports shoes and/or ski and snowboard bindings; computer programs for the electronic identification of persons and/or sports equipment, sports shoes and ski and snowboard bindings integrated in chips; computer programs with credit card and/or insurance and/or reservation function integrated in chips; computer programs for the enabling of access or entrance control for ski lifts, ski deposits, ski storages, ski check rooms; transmitters and receivers for a global positioning system (GPS)