GY-D-0015 Solar Powered Fountain Pool Garden Watering Kits Black, Suitable for Bird Bath, Fish Tank, Small Pond, Garden Decoration, Water Circulation for Oxygen This solar fountain is a solar-powered decorative fountain. Maximum water height: 55cm Maximum quantity of flow: 175L/h Dimension: 5.51*5.12*0.67 inch / 140*130*17 mm The pump will start automatically in 3 seconds when bright sunlight shines on the solar panel directly without any shadow.