IMPORTANT:-No Need To Cut the Wire Because.It has Four Coupler 4 Male 4 Female. So that nothing will happen Happen to the Car warranty. Door Sill Plate Easy in Installation Additional wire is required for assembly. MATERIAL:- Premium Quality Acrylic Sheet with Glossy Finish and 120 LED Strip. Adhesive tape also. Connect it Only DC current. Do not connect with AC current Because it Will get damaged.