2 sets 4 in 1 Led Light Set Building Block City 1X4 Street Ceiling Light Lamp Model Decoration USB House DIY Toys Fit

Led powered by USB , easy to install Fantastic item to light up your block sets. These attach to the ceiling of any build and plug into any USB battery or charger. The bricks are compatible with LEGO and other major brand bricks.If you need a battery box, it's also available in our store