【Dual-row LEDs Design】 - 336pcs high quality LED Chips, bring double brightness, much brighter than other single-row LED lights. Illuminate the dark corners of your space 【NO DELAY, NO FLASHING】 - Our 50W Dual Row LED Light Tube is engineered to light instantly when the switch is flipped. No more waiting for old fluorescent tubes to "warm up" or turn all the way on! No Flashing light, benefit for our eyes 【NO STARTER AND BALLAST】 - Remove or bypass the ballasts (both electrical and Magnetic) is required, and remove the starter 【FLUORESCENT TUBE REPLACEMENT】 - JESLED Single pin 8ft LED Replacements are ideal for fluorescent fixtures. They are compatible with existing T8, T10, and T12 fluorescent fixtures, making LED conversion easier than ever 【HASSLE-FREE WARRANTY】 - JESLED offers 3-year unlimited warranty means we've got you covered! Contact us for an easy and fast replacement