... FC, CE, RoHS Certification 3.Size:72*68*21mm USB Portable Charger, One Year Warranty 1. Specifications of the Charger ... use like this.5. Inventory in the package◊ ♥ Portable Power Bank 1pcs◊ ♥ USB charging line 1pcs◊ ♥ Connectors 4pcs◊ ♥ Operating instruction ... use chemicals, soap or detergent to clear the portable charger.Photoes of Portable Usb Power Chargers: USB Portable Charger, One Year Warranty