1. Instead of incandescent lamp 2. the shell is PC( BAYER) it's safety. 3. Hg amalgam technology (tube) 4. decorative color global R/Y/B/G/W/A 5. high energy saving and longer life 8000-12000H 6. Wattage: 7/9w 7. E27/E14 base, 36-45lm/w, size is L83/87*D50mm and the color temperture is 2700/4000/6500K