Energy saving operation: Solar panels convert sunlight into electricity, so you do not need batteries or to manually switch the lights on or off. They automatically turn on at night and off during the day. materials: Built with PC + AB + UV resistant components and a thickened ABS exterior. The waterproof design ensures durability for longterm outdoor use. Long working time: Provides pool lighting for up to 5 nights without battery replacement. About 6 hours of automatic solar charging during the day powers the nighttime illumination. Easy installation and versatile use: Simple to install and suitable for wet or dry locations. Ideal for pools, aquariums, ponds, and festive decorations, such as Christmas or Halloween displays. Practical use scenarios: Poolside ambiance for evening gatherings or entertaining. Garden or pathway lighting to enhance outdoor events. Decorative lighting for ponds or aquariums to highlight water features.