WIPER BLADE DEVICE

A wiper blade device () with at least one fluid channel () which has at least one fluid output opening (′), in particular at least one nozzle element (′), to form a fluid output, and with at least one wind deflector unit (), on and/or in which the at least one fluid channel () is arranged. The wiper blade device () has at least one wiper blade end cap (′) which forms at least one end piece of the fluid channel ().