High quality 4ft 18W T5 led tube light 1.CE/ROHS/UL, 2.no light decay, ... : high brightness 3528 smd led tube.Comparing with traditional fluorescent tubes, our LED tube can save 50% electricity cost. For example, our 8W, 10W,18W, 20W LED ... (95%)heat protection system, with the latest high efficiency and constant currency driver, making the products can work under unstable voltage.5 ...