... 3. Bryant High efficacy electrodeless lamp, more energy than other light sources. Characteristics: Long-life: average life expectancy of 100,000 ... . Quick Start: that is, which means that the light (with a heat lamp instant start ability, with more than HID ... stadiums, bridges, lighting, etc., in particular, apply to, such as a tunnel, subway, cold storage, billboards, such as lamps to maintain ...