Convenient to carry with a key chain attachment, Ansel Eco-Friendly 1200mAh Power Bank and built-in lightning/Micro USB and Type-C connectors. The exterior is made of wheat straw, a byproduct of wheat, making this an eco-friendly product. The built-in cables users from the hassle of carrying additional cords or adapters. The battery is large enough to provide about a 50% charge to the average smartphone. As if the universal capabilities weren't enough, the Ansel is also a flashlight.