... 60HZPower factor:>0.85Total Harmonic Distortion:<20%Power consuption:2w,3w,4w,5w,7w,9w availableLED quantity:3pcs 1w high power Epistar ... ,raw material check,Lights beads check,aluminum plate check,power supply check and the finished products 48 hours test ... 60HZPower factor:>0.85Total Harmonic Distortion:<20%Power consuption:2w,3w,4w,5w,7w,9w availableLED quantity:3pcs 1w high power Epistar ...