4.5" 17-2835-SMD Motorcycle Turn Signals Flexible Strip Slim Bar Red/Amber 2PCS Partsam (2x Red Amber) Switchback Slim LED Turn Signal tail brake stop light for motorcycle. Size: 4.5" Long with 36" extension wire approx; Universal fits. Led Numbers: Amber-8-2835-SMD & Red-9-2835-SMD (17LEDs in total). Functions: Red for tail brake stop light and yellow/Amber for turn signal lights. Offering customer technical service, feel free contact us for technical, installation and use question.