sodium bulb:High in luminous efficiency,less in power consumption,long in service life,white-golden in ray of ligh

sodium bulb Characteristic,High in luminous efficiency,less in power consumption,long in service life,white-golden in ray of light and strong in fogpenetrating capacity.Colour temperature 2000.Application Suitable for lighting in the places of road,airport,whart,station,factory and for plant growth.

sodium bulb