LEGO COMPATIBLE Uni Block Light Up Bricks - Universally Compatible With Major Brands! These are SUPER COOL! - SHIPS FREE!
- Universally compatible with major brands
- Light up brick houses castles, cars, spaceships and more
- Constant, non-flashing lights
- 2 Red, 2 Blue, 2 Yellow and 2 Blue included
- Batteries can be replaced
