T5 28W fluorescent lamp 1.energy saving 59% 2.Spain ... 20W,27W,28W,30W, 4.Patent product. T5 28W fluorescent lamp Item description:1>Material: light source, control board, ... 5*28.5mmLuminous Flux: 2800LmFeature:1.Replace the T8 fluorescent lamp directly and energy saving up to 63%, immediate ... life span is 20,000 hours . 2 years warranty3. tri-phosphor light source, color rending index Ra>85, 4.four ...