... \protectionLong lifespan of more than 50000 hoursLeast hurting to eyesEasy replacement of conventional CFL,HPS & metal halide lightsTop quality of SMD ... of the best quality, innovative design, high lumen flux, easy replacement of the conventional lamps; main market for Europe, USA, Russia ... off power to prevent electric shock, and avoid touching the case while the light is on.2. The light should be ...