... Lifespan:50,000h 4. Warranty 2years 3ft 12W High Power G13 LED Tube Light Feature: 1) Self designed and ... reliable and high power factor;2) Special heat dissipation design and professional thermal management;3) Good quality with UL, ... factories, commercial lighting, shopping malls, supermarkets, kitchen, corridor, display, backlight, home indoor lighting, building decorative lighting projects and so ...