Glimmer Sticks are powered by solar energy, providing outdoor light with just 4 hours to 5 hours of sunlight, which can bring up to 8 hours to 12 hours of lighting at night without wasting any energy or electricity. Glimmer Stick lights have 9 changing colors and warm white lighting modes. The white mode is suitable for daily lighting and the color changing mode is fit for decoration, press on the black button inside to switch 2 working modes. Auto Color Changing: The color will automatically change into red, green, blue, yellow, pink, purple and light blue lighting. The automatic light has a solar panel to convert sunlight into electricity to recharge the battery The lights are IP44 water resistant and made of solid plastic material for long-lasting durability, suitable for all outdoor use, you can install the color changing solar pathway lights outdoor with no worries about rain, snow or sleet. No additional tools or wires required, just install the solar walkway lights outdoor anywhere in just seconds by placing the stakes into the ground. 100% Customer Satisfaction Guaranteed: If for any reason you aren't satisfied, please contact us directly. We offer a 100% money-back guarantee on our products and customers' satisfaction is our priority.