... ) 16W,21W,28W,35W(HE) 24W,39W,49W,54W,80W(HO) T5 Fluorescent TubeColor temperature: 2700K/4000K/6400K Features:1. Using ... ,enhancing light output,and effectively saving energy, especially for HE,HO series.8. Suitable for offices, marketplaces, supermarkets, households, schools, exhibition ...