Would I be able to use this ...
90cm Black USB 3.5mm x 1.35mm DC Barrel Jack 5V 2A Charger Power Cable Adaptor
https://www.ebay.de/itm/90cm-Black-USB-3-5mm-x-1-35mm-DC-Barrel-Jack-5V-2A-Charger-Power-Cable-Adaptor/112000610494
to connect my LYNX 2 to a power bank?
Any ideas?