Varta Power Bank Energy 10000, Power Bank, 10,000 MAH Li-Polymer Battery (1x 10,000 mAh) with 3.7 V and 37 Wh, Compact and powerful, With 4 connections: 1x micro USB input, 2x USB A output, 1x bidirectional USB Type C connection, With the latest connection technology USB Type C for fastest loading, Inputs: