The PowerCube 50,000mAh Power Station from ZeroLemon is the portable battery for people who aren’t messing around. Do you need to be able to recharge multiple devices while tailgating for your favorite team? Done. Do you want to have plenty of backup power for a camping trip, and aren’t sure how easy it will be to get access to an electrical outlet? Easy. How about keeping your smartphones topped up while boating so you can take pictures? No problem.