... 2.color box, bilster,customized pack 1,Capacity:2000mah~5000mAh/3.7V(lithium polymer battery)2, input voltage:5.5V>=0 ... .Using the polymer lithium batteries, long lifespan, and more safety.3.Auto power off, make better use of battery energy.4 ... , 2,connectors:iphone 5/iphone min/ipad 43,Packing 1pc OEM is welcome.Welcome to our factory!! high quality for ipad 4 power bank from factory