... .High pressure sodium lamp 2.Watts:250W 3.Base:E40 4.Life time:15000H 5.Suitable places:stadium,airport,whart,factory etc High pressure sodium ... lampSpecification:Characteristic:High in luminous efficiency, long in service life,white- ... 00ALuminous(lm):26000LMCCT(K):2000KLife(H):15000HCri:(rav):20 High pressure sodium lamp