Charges up to 15 devices at full rate and at the same timeNoteCharge Lite U15 is a universal charger that can be used for all types of tablets and devices requiring USB to charge. The unit can supply 2,1 Amp. per USB port. This means charging at full rate, regardless of tablet or device used.With its compact design NoteCharge Lite U15 is ideal for use in NoteCase (please see NoteCase information sheet). The external power supply is supplied with the unit. NoteCharge Lite U15 is the perfect solution when weight and size are important.