Sylvania Lumalux High PressureSodium Light Bulb – NewThe specifications on this bulb are:LU150/55/ECO 675 16-3 Ballast S55. The base is mogul. This boxincludes on ET 23.5 bulb. Box was originally sealed, but was openedin order to inspect the bulb. Shipping weight: 1 lb.ag6>2,RcmdId ViewItemDescV4,RlogId p4%60bo7%60jtb9%3Fuk.rp73%28c%3Eag6%3E2-1489c83f16f-0x112-->