3U Energy Saving Lamp Product Description3u energy saving lamp 110-130V, 220-240V, 5W, 7W, 9W, 11W, 13W, ... , E27, B22 Features: Saves up to 80 % of energy compared to an incandescent bulb Extremely high number of switching cycles Easy to ... voltage start Extremely high illumination efficiency Compact & robust product design Energy saving lamp are RoHS compliance and CE approval