Product Details:<br> The ice cubes are liquid sensitive,will light up when you put it in water or drinks.Disposable products.(Take it out and dry it. The power has not been used up and can be reused.)<br> Luminous time:total about 8-25 hours.<br><br> Material: Acrylic<br> Color: transparent color<br> Size: 2.7 x 2.7x 2.7 cm/1 x 1x 1inch<br> Weight: 210 grams<br> Package includes: 12pcs light up ice cubes<br><br> Notes:<br> Don't put it in a hot liquid.<br> Please keep away from children and avoid swallowing by mistake. Due to the difference in lighting and screen settings, the color of this item may be slightly different from the picture.<br> Due to different manual measurement methods, please allow a slight size difference.<br> We are committed to providing customers with high-quality products and satisfactory services,<br> If you have any questions, please feel free to contact us, we will solve the problem for you within 24 hours.