When your customers need to charge while driving, they may not easily find an outlet. You can help them by giving these promotional auto fresh USB car chargers. These doubles up as a USB outlet and a floral scented air freshner; plug an USB cable into one of its end and device into the other to charge it and refresh the car interiors alike . The USB car charger is perfect for powering devices that use USB chords for charging. It comes with LED power indicator and is perfect to gift to people who spend most of their time traveling.