This patent number is found on the depressed side of the object, on the part with the silver metal.
overall: 2 in x 2 in x 1/2 in
This record contains 1 line focus. It is circular in shape. One side has a depression with two screw holes on either side. Inside the depression there is some sort of illustration printed in black. The other side has two semi-circle silver plates screwed onto the object. The object came in a box labeled, "Micro-bit materials."