Instant start, Flicker free, CE certificate Multivolte electronic ballast 1.The power waste is low,saving 80% energy.2.Adopt high quality semiconductor electronic ... the voltage range varies from 160V-250V.4.The electronic ballast works in high frequency beyond 20KHZ,quietly, no negative ... CE,RoHs,EMC 2×40W Electronic ballast with PF0.98,THD<20%,CCF<1.7,quick/preheat start (option),with CE approval ...