Specifications: Color: Multicolor Material: PS + Electronic components Size: 27 x 26 x 27 mm Power supply: 3 button batteries (non-replaceable batteries) Battery life: approx. 3 ~ 8 hours Scope of delivery: 12x decorative LED ice cubes LED ice cube set with 12 pieces, multi-colored LED light, floating sensor, water-activated lights, perfect for drinks, wine, whiskey, bourbon, champagne tower, beautiful lighting for a romantic atmosphere, perfect for bar, party, wedding, baby shower, nightclubs, 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. for a romantic atmosphere. If you have a cave in your home, make it a truly special place. These glowing ice cubes for drinks will turn your cave into a super cool place for enlightenment.