Light Stax Illuminated Blocks Classic Set (24 Pieces) 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. Let your child discover the wonders of electricity and building with LightStax! Light Stax is a new award winning toy startup that launched in 2014 in Europe and the USA. Use your imagination to build robots, towers, artistic sculptures and more, then press the button to watch your creations pulse with LED light! Light Stax are beautifully illuminated colored construction blocks that use LED technology, but are still 100% compatible with existing traditional building blocks. Using our patented system, each Stax will magically light up as it is connected to a power base or any lit Stax. No special connectors or wires are needed. Just stack them and they light up! Light Stax are easy to use and promote creativity through open-ended play. They make a great night light for kids or a fun desk gadget for adults! Light Stax features 3 unique light settings with a 15 minute auto shut off, and are fully compatible with other building blocks, allowing for never-ending fun and creativity! Package contains: 24 Light Stax Blocks (6 colors: orange, red, white, green, blue and yellow), 1 USB smart base, 1 USB to DC cable, and 3 AAA batteries. Packaging May Vary