Universal LED Daytime Running Light Controller - Intelligent Car Light Module for Enhanced Safety & Style | Perfect for Daily Commute, Night Driving & Vehicle Customization

Feature:1. When the car starts, the voltage must be higher than 13V and it will automatically turn on. When the headlights are turned on, the lights dim, the voltage must be lower than 12.5V when the car is turned off, and the lights go out after 15 seconds.2. Intelligent controller design, with constant light, dimming, delay, automatic switching and other functions.3. The shape is small and portable, easy to carry and store. The waterproof design is practical and has a long service life.4. The product is made of high quality ABS material, strong, corrosion resistant, durable, and can be used with confidence.5. Easy installation, no need to replace wires, total power of 1 pair of daytime running lights does not exceed 18W, universal type.How to Use:1. Connect the negative pole of the daytime running light first, then the positive pole2. The red and black lines on the fuse input terminal on the controller light up the positive and negative poles of the battery, and the red and black wiring terminals on the output terminal light up the positive and negative poles of the daytime running lights3. Connect the yellow wire on the controller to the positive pole of the headlight (or reading light). When the headlights (or reading lights) are turned on, the brightness of the daytime running lights will be halved (dimmed) to achieve&