1Has undergone extensive quality and safety testing to ensure reliable performance. Fit for All Retro Motorcycles. 210mm bolt installation, halogen 12V 60W high/low beam bulb, durable, not easy to break. 3The golden grille is stylish, hard and strong and has good protection for your headlight. 4Transparent lens, good light transmission, good water resistance and high reliability. 5The black wire connects to the nagative, the red wire connects to the positive(High beam light), and the blue wire connects to the pasitive (Low beam light). Item Type: Motorcycle Headlight Material: Metal Voltage: 12V Diameter: Approx. 5in/13cm Thread: M10 Fitment: Fit for All Retro Motorcycles Installation Instructions: Bolt-on installation and fixation Wiring Instructions: Black-negative Red-positive (High beam light) Blue-positive(Lowbeamlight) 1 x Motorcycle Headlight