900 mAh Battery Backup : solar fountain with 900 mAh high-performance backup battery working time 3-4 hours under full power. Power storage function makes it possible to work on cloudy days and at night. . New Anti-Drift Design:solar powered fountain equipped with 4 anti-drift plastic tubes. It can fix the fountain in the middle of the birdbath, reduce water run out of the bird bath. . 7 Water Features: solar fountain pump comes with 7 different nozzles that can support 7 water features. Perfect for applications like bird bath, pond, small pool, garden decoration, fish tank, outdoor and water circulation for oxygen. . Safety Protection and longer lifetime: Solar pump with water-shortage protection and filtration box. Take a protection when shortage of water. Filtration box makes it better for blocking dirt, dust, leaves. That make its service time more than 10000 hours. .