I have a MacBook Pro 15″ Mid-2015 Retina. It uses a 85W MagSafe 2 Power Adapter, which is emitting max 4.25 Ampere at 20 Volts. According to https://omnicharge.zendesk.com/hc/en-us/articles/115000623608-Step-3-How-to-use-DC-output, that means, I’ll have to configure my OmniCharge to 20V DC Output To do this: Turn the Omnicharge on Double Click the Power button, Menu appears […]