Light Stax Illuminated Blocks, 30-Piece Creative Set

Light up your world with Light Stax illuminated blocks! These unique building blocks glow brilliantly with colorful light as you stack them, bringing your designs to life. There are 3 light modes: instant on, flashing and glowing. Lights can be set to stay on or 15-minute auto off. Sound activation base has a function setting that makes the lights flash with sound. Package contains: 30 bricks (16 of the 4-peg size, 7 of the 6-peg size and 7 of the 8-peg size) in 8 colors, 1 USB Smart Base, 1 USB to DC cable and 3 AAA batteries. Fully compatible with other building blocks of similar size.