This Review Title is only two of the light bulbs turn on. i ... and the content is: only two of the light bulbs turn on. i used it for a manicure it worked well but i needed more than 120 cure for it to seal the polish. maybe ill try switching the bulbs maybe that will work. well see ....There are other information for this review, one is This reviewer did purchase it and the other is 0 people think this review is helpful.