Qualcomm Quick Charge 3.0 Certified: Premium Dual port Quick Charge 3.0 Charges compatible devices up to 4x the speed of conventional charges. Faster and safer charging with advanced technology. Quick Charge 3.0 port + Adaptive Charging port with dedicated 2.4A output. For quick charging to work, your mobile phone or tablet should support qualcomm quick charging technology. Please check your device specifications.