Because they only cost about $1, no one thinks much about tossing the old and putting in the new. Also, there is no fluctuation in the emission of light as we normally experience in normal bulbs. Unfortunately, some projections seem to point towards a possible shortage of led high bay replacement due to the demand for the same far outpacing the production. There are no filaments to burn out, and they are very bright and come in a huge range of colors. With this technology, those lights are a thing of the past. When installed properly with adequate ventilation, the led garden light rarely burn. A light-emitting diode or LED is gaining popularity among consumers quite rapidly due to a number of good reasons. Ease of installation of LED landscape lighting. The best way to understand the benefits of LED lighting is to do a cost of ownership calculation: calculate the electricity saving and the costs avoided from not having to replace blown bulbs over the lifetime of the lamp (over 10 years in many cases). LED lights are not only inexpensive, but they offer considerable savings over time.