Autocado's Car & Truck Twilight Sentinel Switch helps to keep your vehicle safe at night. The switch acts as a sentinel and will alert you when the lights dim below a pre-set level, ensuring you will never be left in darkness. This top of the line product is perfect for any vehicle and easy to install on all makes and models. With Autocado's Twilight Sensor Switch, you can rest assured that your car or truck is safely illuminated even during late night travels. Our switch offers superior quality, exceptional performance, and trusted reliability so that you can drive with confidence. Automotive experts agree no car part delivers greater satisfaction than Autocado's Twilight Sentinel Switch!