Description: Name: luminous ice Product size: 2.7*2.7*2.7cm Color: colorful discoloration Brightness: Highlight Luminous time: about 8-25 hours Specifications: 1. Colorful luminous ice cubes, bars, KTV, weddings, excellent props for living atmosphere 2. When encountering water, it automatically emits dazzling light without manual adjustment, and it will light up when encountering water. 3. Non-toxic, tasteless, safe and waterproof, no chemical agent, food grade, safe and healthy. 4. food grade standard materials, no chemical changes, non-toxic harmless can be placed in all kinds of drinks 5. Reliable quality, long luminescence time, non-replaceable battery Package Included: 1 * flash ice cubes