Famous 2 Pair Pure Gold Wires; 5 Epistar Chips; Silver Aluminum * Dimmable LED Ceiling Light. Input voltage: AC100-145V 50/60 Hz, Output: 5W (5*1W) * Brightness Degradation Is Less Than 0.1% per 1,000 hours; Energy Saving * Factory direct sales; 48 hours aging time, 5 steps strict quality control, 2 year warranty (free replacement) from Lemonbest * 90% saving on the electricity bills,and greatly reducing maintenance cost