Powerbank, USB-C, USB-A, Micro-USB, 5000mAh, LiPo
From Amazon
Varta Power Bank Energy 5000mmAh, including charging cable (1x Micro USB input, 2x USB A outputs, 1x bidirectional USB Type C connection, quick charging with up to 15 Watts)
B&Q
Varta Energy Power Bank 5 - One Size