A USB charger featuring four 3.1A standard ports and a QC3.0 port for 33W fast charging. QC 3.0: 5V 3A, 9V 2A, 12V 1.5A. Suitable for powering or charging portable devices including smartphones, tablets & MP3 players. USB A type output connector. 110-240V AC input makes its suitable for use when travelling.