... Frequency:50-60HZPower factor:>0.85Total Harmonic Distortion:<20%Power consuption:2w,3w,4w,5w,7w,9w availableLED quantity: ... lighting5. other commercial and residential placeWhy Us?Quality assurance:All the products will go through 5 checks during production,raw ... lighting5. other commercial and residential placeWhy Us?Quality assurance:All the products will go through 5 checks during production,raw ...