... up to 10,000 hours lifespan Competitive price. Energy saving lamp Features:1. 2U.3U.4U.6U.8U. Half Sprial, Full ... and longer life5. Flicker free strating operation6. T2.T3.T4.T5 tube are available.Specifications:1. Optional wattage:7-105W2. Operating ... Color Temperature: 2,700K/4,100K/6,500K Energy Saving Lamp