... ROHS 5, 2 years warranty Product name : high power led downlightings with Edison led chip Item : QZ-DL1039 Feature: 1. ... using low loss, high precision constant current circuit, increased power efficiency, ensureload stability.5.High luminous efficiency, focused illumination ... high quality low optical attenuation, low power, high efficiency, high anti-static high-power light sources, energy saving and ...