Anker PowerCore Lite 20000mAh Power Bank with 2 USB Ports (Black)

Power for Days: Delivers over 7 phone charges to iPhone 8, 5 charges to Galaxy S9 and iPhone X, or 1.5 charges to iPad Air 2. Simultaneous Charging: Twin USB charging ports let you charge two devices up to 2.4A per port—at the same time (Qualcomm Quick Charge not supported). Two-Mode Recharging: Use either USB-C or Micro USB, for more convenient recharging.