4,400 mAh Lithium Polymer Grade A Non-Recycled Battery. Charges Two Devices At Once (USB Port & Type C Port). Recharges Via The Supplied Braided Type C To USB Cable. Iphone Users Can Use Their Own Apple Cable Or Opt To Include An Apple Lightning To Type C Cable. LED Lights Indicate Battery Status. Apple And Lightning Are Trademarks Of Apple Inc., Registered In The U.S. And Other Countries.