Sunlite T6.5 40 watt incandescent tubular bulbs are suitable for use in many applications. Wall light fixtures, decorative lighting, crystal chandelier and more. These fully dimmable bulbs contain no mercury or other harmful chemicals. They feature an intermediate E17 base and put out an amber light. 1500 hour life span. Great for bedrooms, kitchens, dining rooms, living areas, offices, showrooms, landscape lighting, signs, and more. Commercial and residential use.