RivenAn Solar Pump for Water Fountain , Solar Powered Panel Kit Pool Garden Watering Submersible Pump, Birdbath Fountain - With Separate Solar Panel This solar-powered decorative fountain is made up of highly efficient solar panel and new brushless pump. Start-up fast, efficient and strong stability. It has no electric outlet or external battery. Easy usage and operation. Maximum water height: 45CM/17.7". The pump will start automatically in 3 seconds when bright sunlight shines on the solar panel directly without any shadow. Suitable for bird bath, fish tank, small pond, garden decoration, water circulation for oxygen, etc.