The mophie essentials Powerstation 10K contains a 10,000 mAh internal battery that offers up to 2 full phone charge. The mophie essentials Powerstation 10K has an LED power indicator, which lets you know how charged your Powerstation is. Charge up to two devices simultaneously thanks to the USB-C input/output and USB-A ports. Use the USB-C port to recharge the Powerstation in record time or use that same port to charge a device. We also offer you a 2-year warranty with the Powerstation 10K to give you peace of mind.