JDB Quick Charge 2.0 4-Port Multi USB Charger for Smartphones Exclusive Power IC Technology - Detects your device to deliver its fastest possible charge speed up to 2.4 amps per port or 8 amps overall. Quick Charge 2.0: One of 4 Ports USB Wall Charger equipped with Qualcomm QC 2.0 Tech, Charges compatible devices up to 75% faster. Universal Charging: The Charger can smart detect the device and deliver the fastest speed for non-Quick Charge devices, max up to 2.4A one port. Multi Protection: The USB Charging Hub can charge 4 Smartphones or Tablets with over-current, overcharging and overheating protection for safe and fast charging. Package Included: JDB 4 Ports Quick Charge 2.0 Wall Charger, 5ft detachable power cord, and full 18-Month Warranty.