LED Fluorescent Ice Cubes — Product Description Key benefits Instant ambient lighting for drinks and displays without wires or external power. Simple, automatic operation: activates in water or ice to create glowing effects for events and decorations. Portable and easy to use — place in cold drinks or decorative arrangements to enhance atmosphere. Features and function Builtin light sensor: the LED automatically glows when submerged in water or surrounded by ice. Manual activation out of liquid: after removing the ice cube from the liquid, it will light up when you hold it down with your hand. Beverage compatibility: suitable for drinking water and cold beverages. Do not add to hot drinks. Power: internal battery provides continuous glow time of 8–25 hours. The battery is not replaceable. Performance and use notes Automatic activation saves setup time and keeps lighting consistent across multiple items. Continuous glow time is 8–25 hours depending on usage conditions. Battery cannot be replaced; handle accordingly and plan for eventual unit replacement. Typical applications Holiday and event lighting: Christmas parties, wedding receptions, and holiday table decorations. Entertainment venues: night clubs, karaoke bars, and music parties for drink and display illumination. Pool and bar displays: swimming pool lights, champagne towers, and hotel or venue decorative lighting. How to use Place the LED ice cubes into cold drinks, ice buckets, or decorative water arrangements; they will glow automatically when submerged. If removed from liquid and you want the unit lit, press and hold the sensor area with your hand to activate. Do not expose to hot liquids. Note that battery replacement is not possible. This product delivers decorative, hands lighting for cold beverages and displays with straightforward operation and longlasting glow time.