Koller Products 2-gallon bowl is ideal for wedding centerpieces, party events, home decor, and crafting. Fill with fresh flowers, silk flowers, potpourri, glass beads or decorative marbles to create an eye-catching display or for your favorite betta. The crystal-clear design of this bowl makes it look like glass but it is made of break-resistant plastic, place it anywhere, this decorative bowl is such a W. Requires 2 AA batteries (not included). Optional Koller Products 5V power adapter (AQ51000) enables LED light to be plugged into electrical power outlet. Gravel and decor sold separately. Dimensions: 9.5 Diameter x 10 H inches.