Bullet Points:1. Startup: Does the pool need a little color? These LED water-activated ice pieces glow in the water and the lights will glow like gems. Looking fun in the pool! Party cube decorations will bring a unique vibe to any occasion.2. Colorful cubes: Each cube can turn into 7 different colors in seconds. Cube battery life is up to 30 hours. Just toss these flickering ice pieces into the pool or baby tub and it will instantly light up so kids can play in the pool day and night.3. Liquid sensor: The sensor is located at the bottom of the ice piece, it lights up when any liquid is detected, and the touch also lights up. Liquid-activated color-changing LED ice piece lights to stop glowing when the surface dries. Ice piece size: 2.6*2.7*2.7cm. (battery included, note: Battery is not replaceable)4. Perfect for parties: These diving gems are best for summer swimming pools, and children's pool games, and can also be used for decoration in various places, such as baby bath toys, beach games, beach parties, pool parties, and diving toy school events. Inspire people to have fun with treasure hunts to improve their swimming skills and swimming training.Description:Material: acrylic, plastic, electronic componentsSize: 2.6*2.7*2.7cmPower supply mode: button battery *3 (included, not replaceable)Waterproof rating: 7Color: colorfulProduct List:12* Glowing Ice PiecesNotes:Due to the lighting effects and shooting angles, there is a color difference in the product, please understand.Due to manual measurement, there is a tolerance in the product size.