Effortless illumination: The solar panel charges by day and the LED lights automatically turn on at night, with automatic turn-off in daylight. No manual switching needed. Heat-resistant and waterproof design: Solar Floating Pool Lights are built with a structural heat-resistant silicone rubber seal ring to prevent water infiltration. The Anti-UV PC plus ABS outer shell with a thickened ABS exterior provides durable, long-lasting performance. Long runtime from a small charge: A full 6-hour solar charge delivers 3-5 nights of illumination, reducing the need to replace batteries. Wide application and reliability: Suitable for wet and dry places such as swimming pools, aquariums, ponds, and more. Ensure the lid is tightened before submersion. Ideal for holiday decorations (Christmas, Halloween), weddings, vase bases, hot tubs, bathrooms, fountains, gardens, and parties. use scenarios: - Create poolside or pond night ambiance with floating illumination. - Highlight water features in ponds or aquariums for subtle accent lighting. - Add decorative lighting for weddings, garden parties, and other events, or as centerpiece accents in vases and fountains.