The Moon and Star LED Ceiling Lighting is a flush mount ceiling light that comes in three different sizes: 16.5", 20.5" and 31". The fixture itself is made of acrylic and is available in either a white or warm/white light. The LED light source is included and has a color temperature of either 2700k or 3000k. The lamp is suitable for either 110-120V or 220-240V applications. It has a bulb base of SMD.