... . Lifespan:50,000h 4. Warranty 2years 3ft 12W High Power G13 LED Tube Light Feature: 1) Self designed and developed ... , reliable and high power factor;2) Special heat dissipation design and professional thermal management;3) Good quality with UL, ... 900mm.Application: Widely used in the hotels, advanced clubs, underground car parks, meeting rooms, offices, hospitals, schools, factories, commercial ...