Fast wireless charging Charge two devices simultaneously Compatible with Qi enabled devices The new Wireless Battery Pack powers up your phone quickly with its Fast Charging capabilities, whether your phone is plugged in or charged wirelessly. And it can charge two phones at once, so even if you’re charging your Galaxy S10e, S10, or S10+, you can still give your buddy a boost.-Bring along your other devices to recharge their batteries. The new Wireless Battery Pack is built to be Qi-compatible, so as long as your device is compatible, you can place it down to power back up. *Only works with smartphones and wearables with WPC Qi wireless charging capability. May not work when certain accessories or covers are attached to device. May affect call reception or data services, depending on your network environment.