Product packaging: carton packaging Products included: taillight *1 screw *2 Quantity of LED: 3 lights, 3LED per lamp Wiring mode: There is only one wire in a single wire. The red line is connected to the positive pole and the negative pole is connected to the iron Suitable voltage: 12V Waterproof class: IP67 Service life: 50000+ hours Purpose: It can be used as taillight to improve driving safety Models used: pickup truck, truck, trailer, RV, etc Features: good sealing, strong waterproof, low energy consumption, high brightness, long service life .