This appearance is based on tradtional classical design. Things to be called classical for reasons. The traditional design has a very good heat dissipation performance, and two COB LED chips inside can make sure the best lumen output.
And for people who perfer old-fashion stuffs, this LED ar111 is absolutely the best choice.
With superior lighting source, no changes on the shell design, can save more money. I can not find anything to stop you to repalce traditional ar111 with our excellent LED ar111.