1. Product Name: Full-Spiral Energy Saving Lamp
Model No.: TW-FS-12mm
Power: 15W/18W/20W/23W/25W/28W/30W
Tube Diameter: 12mm
Volt: 110V/220V/24OV, 50/60Hz
Color Temperature: 2700K/6500K
base: E27/B22/E14
Power Factor: 0.55
Life-Span: 8000hours(tri-color), 6000hours(tri-color), 5000hours(tri-color), 3000hours(mix-powder), 3000hours(powder)

2. Our other full-spiral energy saving lamp:
TW-FS-9mm, 9mm, 5w/7w/11w/15w
TW-FS-10mm, 10mm, 18w/23w

Hope our products would meet your demands, if you have any questions or inquiries, please feel free to contact us.