1.Dual USB output car charger 2.Input 12-24V 3.Output total 5V/2.1A 4.Works for all USB devices 5.Small ... devices at the same time, Power Doll works for all USB devices,such as iPad, iPhone, iPod, other smart/android phones and ... 12-24Vo Output total 5V- 2.1Ao Works for all USB devices,such as iPad, iPhone, iPod, other smart/android phones,tablets ...