spiral energy saving lamp:with excellent ... , environment friendly, more safety, save 80% energy, safe performanceaccords with international standards, with certificate of ... CE, RoHs, ISO 9001:2000Main shape:2U, 3U, 4U, spiral, lotus, plum blossomWatts: ... 2700K/6400KLifetime: 8000hrsBasetype: E27, B22, E14Diameterof tube: 9mm, 12mm, 14.5mm, 17mmAppliedfor shops, houses, hotels, ...