Product Specifications
Floating solar-powered fountain with a round design and an approximate diameter of 16 cm. The product has built-in solar cells, an integrated battery, and lighting. Based on the provided image, the fountain has a dark outer surface with a central spray outlet and several interchangeable spray heads.

Key Features
This upgraded model is equipped with more efficient solar cells and a larger battery capacity. The solar panel's power is stated as 3.5W compared to 1.5W on the previous version, and the battery capacity is stated as 3000mAh compared to 1500mAh. It is designed to operate not only in direct sunlight but also in shady conditions and cloudy weather. When it gets dark, the fountain also provides decorative lighting in colorful light.

Suitable Scenarios
Suitable for outdoor water features where a floating fountain is needed, especially in places where sunlight conditions may vary throughout the day. It can be used by users seeking a solar-powered fountain that continues to operate in both sunny and less bright conditions, while also adding lighting effects in the evening.

Product Summary
A floating 16 cm solar-powered fountain with upgraded 3.5W solar cells, a 3000mAh battery, and built-in colorful lighting. It is designed for stable use in sun, shade, and cloudy conditions while offering a decorative water display after dark.