“LED matrix display expansion set for Robot Academy Arduino LEGO® Robot” has been added to your cart. Remove item Thumbnail image Product Price Quantity Subtotal × LED matrix display expansion set for Robot Academy Arduino LEGO® Robot $9.99 LED matrix display expansion set for Robot Academy Arduino LEGO® Robot quantity $9.99 Coupon: Apply coupon Update cart Cart totals Subtotal $9.99 Shipping Shipping costs are calculated during checkout. Tax $0.00 Total $9.99 Proceed to checkout