... alloy, PC, ABS 3.CE&CB&CCC 4.High efficiency T8 to T5 adaptorFeature1.Lamp-house adopt T5 tricolor fluorescent tube ... EMC/EMI standard.5.It is no need to change T8 tube, take the starter only, it is equivalent as ... T8 tube, for alteration work, reduce cost, and energy conversation. ... .4*1197.4*21.5*33.5mm400*220*122mm30 t8 to t5 electronic ballast adaptor