20W T8 tube Light source: CREE Osram or Edison Luminous Flux: 1450-1700lm Warranty:3 Years CE & ROHS certificates Feature:1. Led tube can save energy more than 60% compared with traditional incandescent lamp, the life span is 10 times more than that of traditional tubes, free maintenance, can be returned the cost in halfyear by energy saving charge.2. No noise, quiet and comfortable, can be ...