Innovative Charging Methods: Easily charge these dice by placing them in the base with the indented dot facing down and the lowest numbered side down. Enjoy seamless charging for uninterrupted gaming process. Mesmerizing RGB Glow: Experience a dazzling display of approximately 7 colors that slowly flash for 15 seconds upon rolling. The dice emit a striking red light while charging, transitioning to a vibrant green when fully charged, adding an immersive touch to your gameplay. Wireless Charging Convenience: Effortlessly charge these dice wirelessly using the built-in charging coil. Simply place the largest side of the dice facing upwards into the corresponding charging bin for quick and convenient power replenishment. Long-lasting Entertainment: With just 3.5 hours of charging time, revel in up to 6 hours of continuous gaming excitement. Say goodbye to interruptions and enjoy extended playtime with these efficient and reliable dice. Perfect Gift Selection: Delight game enthusiasts with this exquisite dice set presented in a stylish box, making it an ideal gift choice for birthdays, Christmas, Halloween, Thanksgiving, or any special occasion. Elevate their gaming experience with this thoughtful and impressive present. Item Name: Dice Material: ABS Battery: Built-in 25mAh Rechargeable Battery(Included) Features: LED Light-up, Multi-sides, Portable Size Details: D4: 2.8cm x 2.35cm/1.1" x 0.93" (Approx.) D6: 1.66cm x 1.66cm/0.65" x 0.65" (Approx.) D8: 1.7cm x 2.7cm/0.67" x 1.06" (Approx.) D10: 1.8cm x 2.55cm/0.71" x 1" (Approx.) D12: 1.9cm x 2.3cm/0.75" x 0.91" (Approx.) D20: 2.2cm x 2.7cm/0.87" x 1.06" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 Set of Dice 1 x USB Cable