Whether you are on a road trip or find that you need to charge your smartphone and tablet everyday in the car the QC 3.0 Car Charger is perfect. This car charger includes the Qualcomm QC 3.0 technology that makes charging much faster than normal car chargers. If you do not have a QC 2.0 or QC 3.0 compatible phone or tablet you can charge your phone or tablet through any of the outputs for normal speed charging. The QC 3.0 port has a output range with 5-6V/3A, 6-9V/2A and 9-12V/1.5A. Each other USB port has 5V/2.4A max output. Total max output of 5V/9.6A.