Qi Charger with Rechargeable Battery Integrates a high-power Qi wireless charging transmitter and a large-capacity rechargeable battery; works as a Qi charging pad or a power bank on the go. Can charge up to 3 devices simultaneously. Smart USB Ports Each of the two USB ports automatically detects optimal charging speed for Android or iOS devices at up to 2.1A. Intelligent protection against overcharge, overheat, or short circuit." You have no Reason To Refused. Supports Wireless Charging at up to Samsung Galaxy Note5/S6 Edge/S7Edge/S8/ Note8-9, iPhone-8,8+, iX, iX R, iX Max (Lightning + Micro USB + Type C cable No need to carry many cables when you are in a car, office or at travelling After U charging finished you can pack into the Black flannel Pocket.Featuring QualComm QuickCharge 3.0 input and output, can rapidly charge QC-compatible Android phones on the go. Can be recharged in 2–3 hours using a compatible QC charger and USB cable. Certified by FCC, CE and RoHS for quality and safety. Auto-off preserves battery charge. Digital display indicates exact level of charge. Perfect battery pack for everyday use, travel, camping or hiking, emergencies, commuters and families.