Lyvia BC to G9 base lampholder adaptor. 28Watt Lamp Included. Suitable for wherever clear candle lamps are used, ideal for chandeliers and other glass fittings. Provides a Brighter light. Compares with 40W standard bulb. Saves more power compared to a standard bulb. Dimmable with normal dimmer switches. Replaceable high efficiency Xenon G9 bulbs, up to 30% more efficient than a standard lamp. Lasts up to 3 times as long as a normal incandescent bulb.