VA2580 (20000mAh) black, QC/PD 20W, LCD, portable battery• 20000mAh capacity rechargeable battery• 3 outputs / 2 inputs• Fast Charge Iphone - support 20W charging mode• Compatible with all popular models of smartphones, tablets and other mobile devices• LCD shows the level of remaining powerCharge up to 4 times faster than with conventional chargers!Support: Power Delivery 20W , Quick Charge (QC 3.0), Huawei FCP & Samsung AFC.Charge-through functionConnect the portable battery to the power source and your mobile device to the portable battery. Mobile device is charged first. When fully charged, portable battery will start recharging.Battery is enough to charge average smartphone 5 times (depending on smartphone capacity).Battery recharge time : 6 hours (using QC/PD adapter).