Single- or multi-chip lamp emits 10,000 mcd green, 6,000 mcd white, 3,000 mcd blue, 7,000 mcd yellow, 3,500 mcd red, or 6,500 mcd orange light. LED lamp turns on and off instantaneously without transients; maintains stable intensity and wavelength for 100,000 or more hr; uses 80-90% less power than incandescent types; and generates little or no heat. Sizes include T5.5K, T6.8, and T2 ANSI No. 1, 2, 3, and 5. Supply voltages spanning 5-120 Vac/dc are available.