Vabogu Dual USB Car Charger Adapter, 12V-24V 2 Port 3.1A Smart IQ Technology for Apple iPhone 4 5 6 6s Plus iPad & Android Samsung Galaxy S7 S6 Edge Note 5, 4, 3 & 2 &ndash; 2 Count 2Pcs (golden+ black) smart fast charge car charger usb adapter port for apple iPhone 6 6s plus 5 5s,ipad mini 1 2 3 4 Charging fast: technology automatically detects and delivers the optimal charging current Systems module multi-safety: intelligent circuit design protects against short circuiting, over-heating, over-currents, and over-charging Dual USB ports: with up to 2.1A current output, the charger is capable of simultaneously charging two large tablets at maximum speed Dual usb ports: input: dc 12-24v; output: DC 1a/2.1A