• Waterproof design with sealed structure to prevent rainwater entry, making it waterproof, dustproof, multifunctional, and durable. • Each lamp contains 10 bright LEDs and has a longer lifespan than ordinary incandescent lamps. • Made of high-quality ABS plastic material, with an operating voltage of 12-24 V DC. • Product size: 15 x 8 x 3 cm, fits most tail light sizes. • Easy to install: black is the negative pole, red is the brake light, yellow is the turn signal, green is the driving light. • Quick installation in just 2 minutes, keeping your vehicle perfectly illuminated. • Wide application: suitable for DC 12-24 V power supply, can be used as position light, road light, brake light, turn signal, other road lights. • Universal use in trailers, trucks, vans, caravans.