Lava Lite 7210 14-1/2 Inch Blue Aquarium Lamp with Life-Like Fish Lava Aquarium in a classic retro-style lava-lamp shape Smooth, sturdy blue base and matching tip LEDs light up the action Electrical cord for plug-in operation, requires distilled water to function properly Blue-liquid with champagne-like bubbles and life-like fish Measures approximately 4-Inch in diameter by 14-1/2-Inch high, 90-day limited warranty