Colorful Party Playing Board Game Dice Electronic 7-Die Practical ABS Dice Sets Beautiful Luminous Irregular Entertainment Dice Kit Perfect and fine quality ABS dice for various board games, parties, rpg, mtg, teaching projects, etc. These dice role perfectly on your table. Features: Made of ABS, perfect and powerful material, easy to roll and hard to damage, with nice appearance. Practical ABS dice for your interesting desktop games, customize your own dice game. These dice have built-in LED beads that flash 3 colors of light: blue, green and red. USB rechargeable, each glowing dice has built-in battery and the charging box allows you to recharge the electric dice via power adapter/mobile power/PC.  Features the sensor that allows you to easily light them up, shake the electric dice by hand to flash for 10s. Lightweight, practical, oxidation-proof,no peculiar smell. A set of seven, with a box for easy storage and recharge at any time. Specifications: Item color: black Light color: green+red+blue Material: ABS Charging box size: 100 * 72 * 34mm / 3.9 * 2.8 * 1.3in Battery: 3.7V, 25mAh Package size: 135 * 100 * 41mm / 5.3 * 3.9 * 1.6in Package weight: 172g / 6.1ounce Packing List: 7 * Dice 1 * Charging Box