What do they look like in screw in type bulbs?
Smaller, brighter, prettier and less expensive! Isn't technology wonderful! This 18 LED light bulb makes an excellent high definition reading light. Perfect to help you not feel guilty about leaving an accent light on all night. Run it for twelve hours a day for a whole year at a cost of about 80 cents. This LED light bulb should last about 10 years, and works well with a dimmer switch. Your choice of 120 or 12 volts bulbs available.
YOUR PRICE: US $34.95$
If the bulb lasts the claimed 60,000 hours vs 1,000 of the common bulb...
$40.20(60 bulbs at 67¢ each) vs $34.95
Cost of Electricity of 60,000 hours at 10¢ per kWh:
Common bulb 3600 kWh=$360.00 vs 120 kWh=$12.00 LED bulb
Got this info here