... )36w T8 electronic ballast 2)good quality without noise 3)with guarantee 4 ... Preheating Start, Enlarge the lifetime of fluorescent lamp(2) Wide application Range, 198~264VAc/-15~50°C ... <1.70U-OUT, <250VAcPreheating Time, 0.4-2.0SEEI, A2Lumen Factor (u), 0.95Lifetime, 50000hProtective ... Function,1) Over input-current protection;2) Over input-voltage protection, auto recovery;3) ...