RivenAn Floating Lotus Leaf Shape Solar Power Energy Decorative Water Pump Fountain for Pond Birdbath Pool Garden Solar power water fountain for garden decoration. Maximum water height: 45cm No wiring, simply install and enjoy. The pump will start automatically in 3 seconds when bright sunlight shines on the solar panel directly without any shadow. Waterproof, float on the water, perfect to decorate the ponds, pool, fountain or other water feature.