Product name: luminous ice cube Product size: 2.7 * 2.7 * 2.6cm Product Color: Colorful Discoloration Product brightness: super bright Luminous time: about 15-30 hours Battery model: 3 * 1.5V AG3 button batteries Product introduction The product uses a light-emitting ice cube composed of PS material and electronic components. It has the characteristics of being bright when it enters the water (liquid sensing), and its appearance is like a real ice cube. There are LED electronics inside the product, no chemical changes, harmless, can be placed in various drinks to add a romantic and mysterious atmosphere. Widely used in all kinds of festive events or hotels and bars. Switching mode: liquid sensor, light on contact with water How to use: Put the luminous ice cubes in the water clean and it will automatically shine; after use, wipe them with a cloth and put them in a dry place for next use. Note: Do not swallow and avoid placing it in hot drinks.