You would need something like this. https://www.ebay.com/i/201975951766?chn=ps&ul_ref=http%253A%252F%252Frover.ebay.com%252Frover%252F1%252F711-117182-37290-0%252F2%253Fmpre%253Dhttps%25253A%25252F%25252Fwww.ebay.com%25252Fi%25252F201975951766%25253Fchn%25253Dps%2526itemid%253D201975951766%2526targetid%253D374514184481%2526device%253Dt%2526adtype%253Dpla%2526googleloc%253D9029726%2526poi%253D%2526campaignid%253D935959333%2526adgroupid%253D46417156733%2526rlsatarget%253Daud-384261920107%253Apla-374514184481%2526abcId%253D1129646%2526merchantid%253D101673549%2526gclid%253DCj0KCQiA0vnQBRDmARIsAEL0M1mtNczNxaNRzpLMAvYE9qZ3ryTAI0BTuCYZKOF5dZjmKTn7dyuYqw4aAvpBEALw_wcB%2526srcrot%253D711-117182-37290-0%2526rvr_id%253D1379146791115
Basically it allows you to take your lightning cable(the iPhone charger) and make it a standard USB(for Samsung and such) this charger requires a standard micro USB cable.