Pre-lit LED Christmas trees come equipped with hundreds of LED’s already on the tree. All you need to do is attach the limbs like a non-Pre-Lit tree, plug it in and presto - a brightly glowing LED Christmas tree. LED Pre-lit Christmas Trees ensure that you save money on your electricity bill. There is no need for multiple extension cords when setting up large trees. Plugging everything together into one outlet will not overload breakers and fuses due to the 90% decrease in energy use when compared to incandescent pre-lit trees. Simply follow the easy to read directions that come with every item for information on total voltage use.