Neonetics Mopar Neon Sign 30″ X 17″ 5MPRVS. The retro Mopar Vintage Shield Neon Sign is constructed from hand-bent glass tubing and hand-formed to create these wonderful, glowing pieces of art that are perfect for any garage, workshop, office, or den. Neon Sign operates off standard 110-volt current. Measures 30″ x 17″.