... 4. 2 WARRANTY Product features high flux led tube light (ce rohs) T8 T10 T5 1. Size-- ... 50,000h,10 times than traditional one. the light weaken 10% from 1000H to 5% compare ... ballast.Application enviroment 1,Factory production line——at present, LED tube meet requirement of national producing standard ... office place: safe and reliable, no flicker, soft light, protecting our eyes. No UV radition, no harm ...