• LED lights are very small, extremely durable, and can bemanufactured in a variety of colors and forms.•They have the potential to be more energy efficient and last farlonger than most current lighting technologies.•They are considered environmentally friendly, since they containno mercury, and the visible light applications for home or businessdo not emit infrared (IR) or ultraviolet (UV) light.•They produce very little heat, and their lifetime is not affectedby frequent on/off switching.•The cost of materials needed to make LED lighting has plummeted inthe past several years. Although LEDs remain more expensive thantheir counterparts, their prices are steadily declining
