U shape energy saving lamp 1.Base: E27/B22 2.Ave. ... : 110/127V, 220/240V 4. 2U,3U,4U,5U,6U U shape energy saving lamp 1.Optional Base:E14/E27/B222 ... : 110/127V, 220/240V4. 2U,3U,4U,5U,6U ,8 U,half&full spiral, lotus shape,plum blossom shape,cylinder shape ... selection:Detailed information for energy saving lamps :Manutacturing pictures for U shape energy saving lamps: Pls feel free to contact us ...