Sunnydaze Cascading Stone Bowls Solar-Powered Fountain with Battery Backup - 30"Add a unique and stunning addition to your garden with this cascading solar garden fountain. Listen and relax to soothing sounds as water gracefully cascades down each of the stone inspired bowls. No plumbing or complicated prep work is required. All you need to do is make sure the solar panel is placed in direct sunlight to operate the solar pump. Also, the included battery back will charge via solar energy and can run for 4 hours with no sunlight