Specifications: Color: Multicolor Material: PS + Electronic components Size: 27 x 26 x 27 mm Power supply: 3 button batteries (not replaceable batteries) Battery life: about 3 ~ 8 hours Scope of delivery: 12x decorative LED ice cubes LED ice cube set with 12 pieces, multi-colored LED light, liquid sensor, water-activated lights, ideal for drinks, wine, whiskey, bourbon, champagne tower, beautiful lighting for the a romantic atmosphere, perfect for bar, party, wedding, baby shower, night clubs, Las Vegas pool parties, music events, etc., glows in the dark. Luminous LED ice cubes made of high quality, food-safe, clear acrylic, edible materials, filled with non-toxic freezable gel, safe materials that you can easily add to your drinks. (They should not be frozen without a cooling function). Without flame, wax, smoke or dirt; no chemical change and non-toxic; drop the ice cubes into your guests' drinks and watch them admire their drinks; bring joy for you and your guests. When boys or girls come by for a small party, add these LED ice cubes in different colors to your drinks. r a romantic atmosphere. When you have a cave in your home, make it a really special place. These glowing ice cubes for drinks will transform your cave into a super cool place of enlightenment.