How much power do I get if I use both cables? Joseph I September 25, 2020 16:44 Updated Both devices will receive 5W of power if both the Lightning and USB-C cables are in use. Related articles Office drop off procedures HyperCube - Start Here (with PDFs) How to store your Hyperjuice when not in use. Why can't I charge HyperJuice USB-C battery pack with another USB-C device (like a MacBook)? How many times can HyperJuice USB-C 27000mah charge my devices (i.e: iPhone, MacBook, Other Laptop)? Comments 0 comments Please sign in to leave a comment.