using this one - it's nice b/c it still pumps out quick charge in case your wife or significant other has a samsung device of some sort that utilizes quick charge.
http://www.amazon.com/PECHAM-Charger-Portable-Samsung-Devices/dp/B01AXF6Z4G?ie=UTF8&psc=1&redirect=true&ref_=oh_aui_detailpage_o04_s00