Wiring-- Black wire for Negative; Red wire for high brightness, Green wire for low brightness. 24LED Chips, High Bright-- The round trailer lights built with 24pcs high technology LED chips, extremely bright! Light up the rear of your vehicle, improve your driving safety in the dark. IP67 Waterproof-- The trailer tail lights designed with rubber grommet outer frame, well sealed make it dustproof and waterproof, suitable for rainy, foggy and snowy days,working well even in harsh environments. Wiring-- Black wire for Negative; Red wire for high brightness, Green wire for low brightness. Universal Fit-- This round led brake lights can be used as backup lights, turn signals for DC12V 24V vehicles, such as truck, trailer, bus, boat, lorry, van, caravan, etc. Package-- come with 2pcs round tail light. If any issue about our product, please feel free to write to us. Color Red Voltage 12 Volts (DC) Brand Name NWpangu Model Year 2024 Light Source LED Manufacturer dhceng Auto Part Position Rear Additional Features Dustproof, Lightweight Included Components 2pcs rear lights Specific Uses For Product Rear Lights Compatible with Vehicle Type ATV, RV, Tractor, Truck, Van Manufacturer Warranty Description 1