1x Portable Battery Pack Market by Technology (Lead acid, Nickel metal hydride, Lithium-ion polymer, Nickel-cadmium), by Capacity (0-3000mAh, 3000-5000mAh, 5100-10000mAh, Others), by Applications (Smartphones, Tablets, Automotive Application, Others), by Regions (North America, Europe, Asia Pacific, Middle East & Africa) - Global Industry Assessment (2016 - 2021) & Forecast ({{math Current_Year '+' 1}} - {{Forecast_Year}})