Feature: 1. Durable Set. This Luminous Set is made of super quality reliable material, safe, rust-proof and durable. These can be for years, and bring you so much . 2. Exquisite & Unique LED Beads. These DND have built-in LED beads that flash 3 colors of light, blue/green/red. USB rechargeable, each glowing has a circuit board installed and the charging case allows you to charge the electric via power adapter/mobile power/PC. 3. High Sensitivity Sensor. Features the latest sensor that allows you to easily light them up, shake the electric Luminous by hand to flash for about 10 seconds. 4. Suitable Application. This Rechargeable LED set is suitable for table games, poker, role play, and so on. It is also suitable as a holiday gift to give, especially for chess and . Specification: Material: ABS Color as shown Product Name: luminous Battery model: 400909 Battery capacity: 25mAh Luminous time: continuous use for about 6H Luminous color: green, red, blue Charging time: 2h Size of charging box 100 x 72.3 x 33.5mm Package Contents: 7 x 1 x USB cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.