power bank 1,capacity:LM2013 2,cell type: 18650 core 3,Dimission: 98*160*55MM(carton) 4, ... designed make it looks more attractive.8, Using the polymer lithium batteries, long lifespan, and more safety.9, Auto power off, make ... : 15days[Power bank/ mobile power ] Warranty: One year High qulity cell 18560 power bank/dual usb power bank