These LED trailer tail lights are the perfect addition to trucks, trailers (boat, box, camper, transport), 4WD, caravans, motor homes, boats/ marine, earthmoving & mining equipment, forklifts, buses and coaches, camping, fishing, outdoor activities, work sites & mining sites. Features: LED trailer tail light with brake light, turn signal, and marker lights weatherproof, dustproof, anti-shock & anti-vibration with PVC grommet mounting Super bright, low power consumption, energy saving and environment friendly specification: wiring: 3-Wire setup functions: Stop light, turn signal, and marker lights light color: red material: ABS plastic/ pvcvoltage: 12Voverall dimensions: 7 1/4" L x 3 1/4" w x 1 1/8" H (1 3/4" with plug)brand: krator condition: 100% brand fits most trailers, tractors, semi-trailer, pickup trucks, dump truck, Bus, camper, cargo, etc. Wiring info: white wire = ground red wire = brake light/ turn signal black wire = marker lights important please read: please confirm measurements and fitment on application before purchase. Modifications may be required. All measurements are approximate and may be rounded. Package includes: 2X oval trailer LED taillights.