1. Long-time life, high lumen efficiency 2. Dramatic energy saving 3. High light output and excellent color rendering 4. Easily installation 5. 80% energy saving Temp: 3U T3 Wattage :9W 11W 13W 15W Color temp : 2700K 4000K 6500K Voltage :110~130V 220~240V/50-60HZ Life: 8000h Cap/base :E14/E26/E27/B22 Remark :T3 tube