TG90 Power Bank 20000mAh Portable Charger Support QC 3.0 Fast Charging Compatible with iPhone iPad iPod Samsung Galaxy Sony Android Phone Tablet and More (Black) HIGHEST OUTPUT FOR 2 DEVICES: With the 3.0A max output port, the Power Bank can charge two iPads or one iPhone 7 and one ipad at once at their optimal charging speed with the QC 3.0 technology EFFICIENT POWER BATTERY: Invest in a high-density Li-polymer portable USB charger that retains 70-80% of its capacity after 500 charge cycles. It's the optimal choice of your smart devices. Full charged in just 6-7 hours with QC3.0 fast charge input, 11-12 hours with a 2.0A input port twice as fast as a 1.0A normal charger NEW&IMPROVED QC 3.0: The new and improved QC 3.0 adjusts current and voltage to minimize charging time. This TG90technology provides a safer and higher current conversion of this portable charger SAFETY PROTECTION: Built-in safeguards protect your devices against excessive current, overheating, and overcharging during charging and storage WHAT YOU GET: TG90 Series A-627K 20000mAh External Battery Pack, USB Charging Cable, worry-free 12-month warranty and friendly & outstanding customer service