Specification. 1.Material: PC lens 2. Bulb: 4pcs X 2835 chip 3. Voltage: 12V 4. Waterproof: IP68 5. Wire length: 7.5 inches 6. size: 3.38 X 1.1 X 0.51 inches Package includes. 4pcs (including screws) surface mounted bright lights, each light has 4PCS SMD LED inside, bright lights to ensure your night Universal for all car trailers, clearance buses, vans, caravans, boats and trucks. Includes grommets and connectors, instructions for use. LED is the long lasting clearing light of choice. That's why our marker lights use 4 SMD LEDs to bring bright enough light to keep your vehicle safe. Weatherproof, IP68 waterproof rating, more suitable for handling various factors. Suitable for vehicles that often still work in thunderstorms and storms.