... with 2 years warranty 3.efficient delivery system led tube light 18W1. T5,T8,T10 led tube available2. length choice :600mm, 1200mm, 1500mm3 ... span:70000hours Features:1 green lamp, protecting the earthThe led tube light is eco-friendly with no mercury and leads inside, and ... -200 times strobe per second by using AC current, while LED tube light converts AC to DC directly with no strobe, so ...