Solar powered fountain requires no batteries or electricity. Place disc in bird bath, pond or container with water and it will begin pumping after exposure to sufficient sunlight. The fountain comes with 4 different sprinkle heads with different water patterns and 4 plastic stabilizers to keep the fountain centered. The fountain only runs when it's in direct sunlight, power is not stored. Features: 1- Solar powered disc 2- 4 different sprinkle heads 3- 4 plastic stabilizers 4- Requires no electricity or batteries 5- Works in direct sunlight 6- Dimensions: 6.25" diameter x 1" high disc