Power Bank 20000mah External Battery Pack LCD Portable

Output interface: double USBSupport quick charge technology: two-way Quick ChargeBattery type: li-polymer batterOutput: 5V/2.1AIs LED lamp illumination: yesSize:140*63*22mmType: emergency / portableOutputinterface: double USBBatterytype: li-polymer batteryDisplay: LCD digital display powerFeature: compatible...