Description: This DIY LED dice adopts the small vibration motor to create the vibrating effect when you shake the dice. Or you can also feel the vibration motor's shaking effect when stand upside down it. Seven LED will randomly show the different numbers with the vibrating. When the dice is in a static setting for about 10 seconds, the LED will show the breathing effect(gradually changing the brightness). It's an easy making and fun DIY kit, all using DIP components to build, very suitable for beginners. Features: Seven 5mm Milky LED display; All DIP Components to Build; Red PCB; Small Vibration Motor to create the vibrating effect; Standby mode will show the breathing led effect; Using 3mm Acrylic to combine the cube shape; 6v Power Supply(use two CR2032 Battery); Different color option:red,green,blue,white,yellow; Dimensions: 40mm x 40mm x 25mm; Function: 1. Turn on the switch button to turn on the power,and then shake or stand upside down the led dice,it will shows the random number as the motor is vibrating. 2. Stand still about 10 secends will enter the Standby mode,it will show the breathing led effect; Specifications: Material: Acrylic Light Color: Red / White / Blue / Yellow / Green (Optional) Power Supply: 2 * 3V CR2032 Battery (NOT INCLUDED) Item Size: 40 * 40 * 25mm / 1.57 * 1.57 * 0.98in Package Weight: 25g / 0.90oz Package include: 1x DIY Swing Shaking LED Dice Kit (No battery)