Scosche, PowerVolt PD20 USB Fast Car Charger, Universal

Fast: Can charge phones up to 4X as fast as a standard 5W charger. Blue LED: Blue LED indicator lets you know the charger is receiving power to charge device from your vehicles 12V power outlet. Safe: Smart circuitry communicates with your devices to achieve the safest and fastest charge rate. Note: Speed when compared to standard 5W charger. Actual speed depends on device and charging cable.