Feature: "Stop" Cover Design Side Mount brake/Tail Light With Bracket Unique modular design, two way to install (horizontally or vertically) It Is Accepts Most 7" x 4" Plates Function: taillight light & brake light Bulb Type: One 12V dual filament bulb Material: Billet Aluminum Housing And metal Stand Model: Horizontal Or Vertical Connection: 4 Wires Frame Size: 7" x 4" (17.9cmx10cm) Axle mount hole diameter: 0.8" (20mm) Package Included: 1 Sets Anodized Number Plate with Brake Taillight NOT DOT APPROVED.