The Anker Advantage: Join the 10 million+ powered by our leading technology. Fast Charging Technology: PowerIQ and VoltageBoost combine to provide the fastest possible charge up to 10 amps or 2.4 amps per port (Qualcomm Quick Charge 2.0 not supported. For QC 2.0 charging, please see Anker's 24W PowerDrive+ 1). Incredible Power: Industry-leading 50 watt output through five ports lets you and your family charge any combination of phones, tablets or other USB-charged devices on the road. Certified Safe: Anker's MultiProtect safety system ensures complete protection for you and your devices. 12/24 volt input voltage. What You Get: Anker PowerDrive 5 (50W 5-port USB car charger), welcome guide, our fan-favorite 18-month warranty and friendly customer service.