... years warranty 4.DLC,UL,PSE dlc japanese tube 8 for office lighting Feature 1. DLC,UL(E353969),PSE,FCC,CE,ROHS ... Semi-conductor,Rubycon Capacitance5. Compatible with some Philip and Osram ballast6. Both single and double sides power7. Rotatable end cap are ... commerical lighting manufacture integrated with design, production, sales and do service for all over world customers, we have excellent RD team ...