The inner white case glass softens the light shining through this dramatic piece. Includes 120 volt, 60 watt or equivalent medium base BT15 halogen lamp, GX24Q-2 base 18 watt triple tube fluorescent lamp, or 10 watt, 600 lumen, 2700K LED Module. Incandescent version dimmable with standard incandescent dimmer. LED dimmable with low-voltage electronic dimmer. ADA compliant.