I bought this powerbank from Energizer to use it for my heating vest but it doesn't work even though the vest is rated for 5V and 2A output and i tried plugging
NEW Battery C11-ME370T For Google ASUS Nexus 7 3.7V 4325mAh 16Wh Replacement - Walmart.com
Medical Pc Trolley Battery Dr202 11.1v 7800mah - Buy Dr202,Medical Trolley Battery,Medical Pc Battery Product on Alibaba.com