scs direct light up building bricks (2x3) with on/off and dim ability (set of 8) - tight fit with all major brands scs direct light up building bricks (2x3) with on/off and dim ability (set of 8) - tight fit with all major brands: no longer do the lighted bricks have to be rare and one per set. get 8 in one place with this new, patented design. these bricks can easily be turned on or off, or even dimmed, for eye-popping displays