GudCraft ALEKO 50LEDWHITE Solar Powered Christmas Holiday String Lights Lawn Garden Wedding Party 50 LED 19.5 Feet Long White The solar panel connected to these lights converts sunlight to electricity during the day; once the sun goes down the lights go on and will last for up to 8 hours Solar energy doesnt require an outlet, will reduce your carbon emissions, and wont impact your electric bill Use them just like regular holiday lights: drape them around trees, bushes, fences, and more Two light settings: Solid or twinkling Product specifications: 50 lights, 19.5 foot length; Light Color: White