(4 PACK) Fulight Easy-Installing & Rotatable &curren; T8 LED Tube Light - 4FT 18W (34W Equivalent), Cool White 4100K, F32T8, F34T12/CW, Double-End Powered, Frosted Cover, Works from 85-265VAC Fixture Rewiring is Easy but REQUIRED: No more electronic ballast! **Installation Manual attached as the 2nd photo at the left upper corner of this product page!** Instant-On Cool White 4100K: Replacement of F32T8 & F34T12/CW Fluorescent Rotatable: light forwarding angle can be adjusted by +-90 degrees to fit any light fixture! GREEN ECO FRIENDLY + SIGNIFICANT ENERGY SAVING: no flickering, no UV light, no buzzing ballast, no hazardous materials + Saving ~50% electricity Lifetime ~24 Years; 2-year warranty