Function: 1. Suitable for universal trucks, vans, pickups, trucks, tractors, buses, cars, boats, caravans, etc. 2. It is made of ABS plastic, non-corrosive, resistant to impact and corrosion by seawater. 3. It has the advantages of weatherproof and sealed, safe and reliable. Practical and durable. 4. Can be used as vehicle tail light, bow light and stern light to improve driving and boating safety, especially at night. 5. The black wire is connected to the negative pole. The red wire is connected to the positive pole. Specification: Item Type: Boat Navigation Light Material: ABS Quantity: 2 pcs Light color: red and green Shell color: white Application: For universal trucks, vans, pickups, lorries, tractors, buses, cars, boats, caravans, etc. How to use: The black wire is connected to the negative pole The red wire is connected to the positive pole Package List: 2 x LED Boat Navigation Light