Description: 1. 100% Brand new and high quality 2. Mini shape,light weight and waterproof 3. Fit for all Brand of cars 4. Time-lapse power off function 5. Constant light + dimming + delay + automatic switch 6. Simple installation,with no need to change any electric line 7. Intelligent start up: When the car is started (the voltage must be higher than 13V+), the daytime running light is automatically turned on. When the headlights (or reading lights) are turned on, the daytime running lights are dimmed (darkened), when the car is turned off (the voltage must be lower than 12.5V) , the daytime running light is off after 15 seconds! Specification: Working current: 3A Time-Lapse Power Off: 15s Package Included: 1x Daytime Running Light Controller