t8 to t5 electronic ballast adaptor 1.noise and flicker free 2.aluminum alloy, PC, ... index more than 80% lifetime over 8,000 hours.2.Electronic ballast adopt advance SMT technology, reliable function and with long life3 ... tube, for alteration work, reduce cost, and energy conversation.Applicationindoor lighting and decoration such as in house, supermarkets, schools, factories, office ...