Cases especially made for photographic apparatus and instruments; Cases for photographic apparatus; Computer hardware for telecommunications; Digital signage; Digital signage display panels; Digital signage monitors; Digital signs; Electronic digital signboards; Electronic displays, namely, digital signage; LCD large-screen displays; Light directors and photographic lighting tents, all for use with photographic lighting equipment for professional and high-end photography; Photographic cameras; Water treatment equipment, namely, devices connected to a water distribution line, which automatically injects a predetermined proportion of fertilizer into an irrigation system used by a greenhouse complex; Water treatment equipment, namely, fertilizer injection devices which connect to a water distribution line, which automatically injects a predetermined proportion of fertilizer into an irrigation system used by a greenhouse complex; Water treatment equipment, namely, fertilizer injection units, namely, devices connected to a water distribution line, which automatically injects a predetermined proportion of fertilizer into an irrigation system used by a greenhouse complex