Novelty and Creativity - 12 Pack Light Up Multicolor LED Ice Cubes, Water Liquid Decorative LED Liquid Sensor, Great for Christmas Gifts Wedding Party Decoration. Specification - Each Cube Size: 27 x 27 x 26mm , each cube weight: 15 g. Turn on liquid sensor when in contact with water. Included - 12-piece LED ice cube trays (random color). Please note: 8 to 25 hours of battery life or more. Batteries are not replaceable. Switching mode: liquid induction, light when touched with water. How to use: Clean the glowing ice cubes and put them into the water, they will light up automatically, it is a one-time Product. Precautions: Do not swallow and do not put in hot drinks. Reminder: Drinking water with ice cubes can be drunk, but drinks that are too hot cannot be added. The battery cannot be replaced. After you take the ice cube out of the liquid, it will light up when you hold it down with your hand. When not in use, dry the water on induction, that is, the light will not light up, which can extend the service life. High Quality - Made of food-grade acrylic materials + electronic component, ideal for Wedding Party Club Bar champagne tower .Add a romantic touch to the wedding. The drinks glow in the dark, a great eye-catcher. Provide a different visual experience for your drinks. Great to use in cocktails or even to brighten up drinking.