EcoSmart ES5M8094 Soft White (2700K) Spiral CFL Light Bulb (4-Pack) for $2.97 with in-store pickup at Home Depot only. Note the availability depends on your location. Here is a screenshot for reference. It features 550 lumens brightness, and uses 9 watts, which is equivalent to a 40-watt standard incandescent light bulb.
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Philips 432195 Ambient LED Household A21 Light Bulb for $24.97
Philips 432195 Ambient LED Household A21 Light Bulb for $24.97. Shipping is free on orders over $35. If needed, use this Filler Tool to pad the order for free shipping. Here is a screenshot for your reference. This environmentally friendly and mercury-free 19 Watt Ambient LED replaces standard 100 Watt incandescent. It lasts up to 22.8 years and saves up to $222.75 over the lifetime of the bulb.
EcoSmart BR30 9-Watt (65W) LED Flood Light Bulb (4-Pack) for $49.88 Shipped
EcoSmart BR30 9-Watt (65W) Soft White (2700K) LED Flood Light Bulb (4-Pack) for $49.88 shipped. Here is a screenshot for your reference. It light bulb uses only 9 Watts, features 650 lumens, and lasts up to 25,000 hours. It is energy efficient, can last up to 23 years and saves $154 in energy costs over its life. The soft white bulb may be used indoors and is dimmable for customized light.
5-Watt LED Daylight Bulb (4-Pack) for $27.99 Shipped
5-Watt LED Daylight Bulb (4-Pack) for $27.99 shipped. Here is a screenshot for your reference. It contains no Mercury and completely recyclable, features daylight 336 lumen, 40-watt incandescent replacement, and 40,000-hour life span.
Adamax Compact Florescent (CFL) Bare Spiral Light Bulbs (3-Pack) for $6.98 Shipped
Adamax Compact Florescent (CFL) Bare Spiral Light Bulbs (3-Pack) for $1.99. Shipping is $4.99 for a total of $6.98 shipped. Here is a screenshot for your reference. It is available in 14W, 19W, and 23W options, uses 25% less energy than conventional bulbs and features warm white light at 2700 Kelvin.
GE Lighting 47448 12/23/29-Watt Energy Smart Spiral 3-Way Light Bulb for $12.68
GE Lighting 47448 12/23/29-Watt Energy Smart Spiral 3-Way Light Bulb for $12.68. Shipping is free on orders over $25. If needed, use this Filler Tool to pad the order to qualify for free shipping. Here is a screenshot for your reference. This energy star rating light bulb features 10,000 life hours, 600, 1600, and 2150 lumens, and has 50, 100, and 150 watt equivalency (this bulb uses 12/23/29W). Most places have this light bulb for about $18.
Feit Electric 13-Watt (60W) Mini Twist CFL Light Bulb (24-Pack) for $36.00 Shipped
Feit Electric 13-Watt (60W) Mini Twist CFL Light Bulb (24-Pack) for $36.00 shipped. Here is a screenshot for your reference. The light bulb features 900 lumens, instant on/no flicker, and soft white light appearance.
CFL Flood Light 14-Watt, 65-Watt Equivalent Compact Flourescent (2-Pack) for $4.97 Shipped
Flood Light 14W, 65W Equivalent Compact Flourescent (2-Pack) for $4.97 shipped. Here is a screenshot for your reference. This 14 watt CFL uses 75% less energy than a 65 watt incandescent floodlight and lasts up to 4 times longer. It has light output of 650 Lumens at 14 watts, 8,000 hours of lifetime, and a 7-year warranty. Most places have this 2-pack CFL Flood Light light-bulbs for about $13.
TCP 14-Watt (65 Watt Equivalent) Compact Fluorescent Flood Light Bulb (6-Pack) for $13.99
TCP 14-Watt Soft White Compact Fluorescent Flood Light Bulb (6-Pack) for $13.99. Shipping is free on orders over $25. If needed, use this Filler Tool to qualify for free shipping. Here is a screenshot for your reference. Alternatively, The Home Depot has it for $18.47 plus shipping. Note that depending on the state and local energy programs, this works out to be anywhere from 10% to 50% less than most retailers.