Features: Good rendering index,high lumen efficiency,saving energy,could replace the traditional outdoor lighting,such as mercury lamp,sodium lamp,metal halogen lamp.Not only to improve the lighting envirenment well,but also to save energy and maintain cost.High peower factor,no effect to main voltage.Matched with electronic ballast,ficker free,noise free,instant start.PBT materials, high shining efficiency, over 8000 hours service life and can save electricity, be suitable for outdoor lighting and indoor lighting. Applications: factory,square,shopping center,front yard,station,public areas, hotels & marketplace.