... Life expectancy: 5 years Effective light: 150 / P1m / w, respectively, could be saving 90%, 75%, 60% ... . Bryant High efficacy electrodeless lamp, more energy than other light sources. Characteristics: Long-life: average life ... that the light (with a heat lamp instant start ability, with more than HID lights, with a distinct ... cold storage, billboards, such as lamps to maintain a place more difficult.