Our smart power bank is the perfect solution for powering your FNDN Products.This Product compatible with:Heated Reversible Puffy SweatshirtHeated Womens ParkaHeated LED Athletic JacketsHeated Performance Softshell JacketHeated Zip Up SweatshirtHeated Baselayer System (when connected as a system not individual items) - *need base layer connection cable sold separatelyUniversal Heating LayerProduct Specifications:Output-1: DC 7.4V/4AOutput-1: USB QC3.0 5V/2A 9V/2A 12V/1.5AInput-1: USB Micro 9V/2A 5V/2AInput-2: USB Type-C 9V/2A 5V/2ABattery Capacity: 7.4V 5000 mAh (37.00Wh) FNDN Power Bank - QC 3.0 / 7.4V 5,000 mAh (37Wh)