... 3.Output total 5V-2.1A 4.Works for all USB deives 5.Small and light weight IOKONE Power Pin – ... at the same time, Power Pin works for all USB devices,such as iPad, iPhone, iPod, other smart/android phones ... 12-24Vo Output total 5V- 2.1Ao Works for all USB devices,such as iPad, iPhone, iPod, other smart/android phones ... and short circuit protection. 5v 2.1a car charger dual usb stereo car jack socket