1)36w T8 electronic ballast 2)good quality without noise 3)with guarantee 4)green ... ~50°C work stably(3) High efficiency & Power Factor, EEI=A2 μ=0.95 PF=0.98(4) ... -15°C-50°CCase Temperature (Tc), 70°CPower Factor, 0.98Crest Factor of Lamp Current (Alcf), <1.70U-OUT, < ... 250VAcPreheating Time, 0.4-2.0SEEI, A2Lumen Factor (u), 0.95Lifetime, 50000hProtective Function,1) Over input-current ...