2U energy saving lamps : CE, RoHS cetificate, take tri-phosphor fluorescent, AC 110V/220V, 8000h lifetime, save 80% energy. 2U Energy Saving LampPower(W) ... CardColor Box or Insert CardOuter Packing (PCS per Carton)5050505050502U Energy Saving Lamp :Power: 5W, 7W, 9W, 11W, 13W, ... CRI: Ra≥82Lumen: ≥55lm/W Average lifetime: ≥8000hrs Base type: E14, E27, B22 Plastic material: PBT Tube powder: Tri ...