BAITER Power Banks 5200mAh- Mini-Sized Ultra Compact Portable Charger (External Battery Power Bank)-High-Speed Charging for IphoneGalaxy s9 Large capacity: charging twice for iPhone 6 / 5S, iPhone 6 Plus, Galaxy S5 / Note 4, Nexus 5, you can be charged about twice to other smartphones. It can also be charged up to 80% to the iPad mini. Protection--Protect Your Life Safety, over-charge, over-discharge, over-voltage, over-temperature, short circuit etc. Polymer lithium cell protection control circuit was design and applied to ensure precision voltage overcharge, voltage over-discharge, current overload and short-circuit Easy --Simple design and compact size, easy to carry in pocket or bag.Even only half the size of an adults hand.In similar products,this is the smallest size Certificates: CE, FCC, RoHS Super quick--World's Faster,Delivers the fastest charge by 2.4A large current.Fast charging to charge both power bank and mobile device.A full charge takes 3-4 hours for power bank (Does not support Qualcomm Quick Charge)