Koller Products 1.7-gallon fish bowl will add beauty to any interior decor as well as brighten up your day as your favorite betta happily greets you when you enter the room. Includes energy-efficient LED lighting with seven dazzling colors you can choose depending on time of day or night that will brightly illuminate your fish. Made of seamless, impact-resistant plastic with one-piece construction so no worries about possible water leaks as with silicone glued glass tanks. Requires 2 AA batteries not included. Optional 5V power adapter (AQ51000) enables LED light to plug into any household electrical outlet. Gravel and decor sold separately. Dimensions: 9.5 dia x 11 H inches.