1.Can i have samples to test ?
Yes,sure. Welcome to order samples for evaluation before the bulk order.
2.Why we use the high power LED ?
A high power LED, sometimes referred to as a power LED, is one that is driven at current of 350mA or higher.
3.What’s the fire rating categories ?
VO-Burning stops within 10 seconds on vertical specimen; drips of particles allowed as long as they are not inflamed.
HB-Slow burning on a horizonal specimen’s burning rate <76mm /min thickness <3mm or burning stops before 100mm.
TP(b)-Slow burning rate <50mm / min for thickness <3mm.
TP(a)-Self extinguishes and flaming and afterglow should not exceed 5 seconds once source the source of flame is removed.Toppo Lighting is one of the leading square panel lighting 120 degree beam angle manufacturers and suppliers in China, which is equipped with a productive factory. Welcome to import the newest square panel lighting 120 degree beam angle at competitive price with us. We can also offer you customized service.