... tube2,high purity aluminium body(with strip sink heat)3.high performance led chipswhy you chose our led?1.save 80% energy ... circuit ,over temperature protection3.color rendering index:>75 good light transmittance,can clear the similar color no glare,protect ... ,EMT,RoHS approved 2 years warranty5.led will become the main light source in ten years.so better to forestall. 6W LED stage Ceiling Light