LED HID replacement lamps are an ideal alternative to high-watt HID lamps, consuming up to 80% less energy and delivering an impressive 130+ lm/W. Universal mounting position. Lasts 3x longer than metal halide or HPS HID lamps. Eliminates maintenance costs for over 10 years; no expensive HID lamps or ballasts to replace. Shatter resistant for reduced risk of injury or breakage. Integral driver; eliminates the need for external driver or ballast. Environmentally friendly: contains no glass, mercury or lead. Built-in 4 kV surge protection.