... .5 years warranty 4.DLC,UL,PSE dlc japanese tube 8 for office lighting Feature 1. DLC,UL(E353969),PSE,FCC ... > 100lm/w Lux>2300lm3. Efficiency>85%4. With ST-IC,Fairchild Semi-conductor,Rubycon Capacitance5. Compatible with some Philip and Osram ... single and double sides power7. Rotatable end cap are available 8. 5 years wanrranty 9. IP63 SpecificationPacking information: Company InformationAlite Co ...