MiracleLED 604990 Max Tall, Replaces 100W Light 9' -20' Ceilings, 12W Soft White 36 Pack Household Bulb U. L. Certified safe 20,000+ estimated life hours Huge energy saver -- MiracleLED technology allows a 12W bulb to replace old 100W 130V incandescent bulbs. Save up to $85/yr! Bulb replaces 99% of all household bulbs Vibration resistant, tough Rough service bulb that turns on instantly even in Winter