The ADVANCE Series is the highest level of i-tec accessories bringing you the cutting edge technologies of products with a modern design and exclusive packaging.&lt;br /&gt;&lt;br /&gt; i-tec Dual USB Car Charger 2.1 A is an adapter for charging your mobile devices in your car caravan or wherever where cigarette lighter (CL) socket is available. 2 USB ports DC 5V / 0.5A  2.1A are designed for fast and efficient charging of mobile equipment requiring high charging current e.g. smartphones tablets MP3 / MP4 cameras. iPad/iPhone and Samsung phones and tablets can be charged on any port. Overcurrent protection and constant charging current ensures safe use.&lt;br /&gt;&lt;br /&gt; In case of problems with the installation technical difficulties or incorrect function of the equipment check first for the possible solution in the FAQ tab.