... led chip, up to 170lm/w, CRI up to 90 1. CE, ROHS, FC 2. Up to 170lm/w led chip 3. 3 ... years return back warranty in the contract!5. CE, ROHS, FC certification provided6. We have already been OEM supplier for Edison ... .Our factory: 100W high power led chip, up to 170lm/w, CRI up to 90