STANDARD LIGHTING- The Quartzliter T-3 tungsten halogen lamps provide cost effective illumination for sports areas. Thermal, shock and impact resistant tempered glass lens assembly mounted in die cast aluminum door frame. Cast aluminum body housing designed to dissipate heat for cooler operation. High pressure silicone door gasket and spring loaded stainless steel eccentric latches insure consistent lens door pressure as well as simple lamp access. Exclusive 2 piece high temperature socket system allows easy revamping and prevents socket from binding. Available in either 1, 2, or 3 bulb systems.240 volt instant on 1000W per bulb. 17' telescoping mounting pole with ground sleeve for easy court installation. Factory installation available for courts over 2000sq ft.Electrical connection not included.