Panasonic EFT15E28 Capsule Collection 15W Compact Fluorescent Lamp (T Shape) 15W replaces standard 60W incandescent bulb 10,000 hour rated life vs. 1,000 hour life of standard incandescent bulb Consumes 70%-75% less energy than standard incandescent bulb Starting Temperature as low as -22F (Indoor / Outdoor Operation) TRUE Color/Even Illumination (84-88CRI) - Warm color - amber/yellowish light