All Night ON: Our upgraded solar step lights use polycrystalline solar panels with a 20% higher energy conversion rate than normal ones, providing up to 16 hours of long-lasting brightness on a sunny day charge. They automatically charge during the day and turn on when night comes. Festive Deck Lights: RGB color changing LEDs scatter a dynamic lighting effect through the gemstone-patterned diffuser. Create a marvelous festival ambience for your backyard or balcony with the RGB solar fence lights. Welcoming Stair Lights: Greet guests to your party with the colorful stair lights. These solar lights are also widely used outdoors for Christmas, Halloween, Easter, and other festival decorations and ceremonies. 2 Ways to Install: They're super easy to mount on steps or railings, with screws or adhesive tapes that are both included. If you don't want to drill holes in the deck rail, secure the solar lights with adhesive tapes. IP65 Waterproof & Durable: With a high-quality ABS casing, JACKYLED solar deck lights are built to last and can survive any weather conditions, including heat, rain, and snow. Solar Deck Lights Outdoor 16 Pack, JACKYLED Solar Step Lights Waterproof LED Solar Powered Outdoor Lights for Deck Stair Fence Railing Wall Garden Backyard Christmas Decoration Lights (Color Changing)