Power Bank Market Size, Share & Trends Analysis Report By Capacity Range (1,000–5,000 mAh, 5,001–10,000 mAh, 10,001–15,000 mAh, 15,001–20,000 mAh, Above 20,001 mAh), By Distribution Channel (E-commerce, Brick and mortar), By Battery Type (Lithium-ion (Li-ion), Lithium polymer (Li-polymer)), By Energy Source (Electric, Solar), By Unit of USB Port (1 USB Port, 2 USB Ports, More than 2 USB Ports), By Application (Smart Phone, Tablet, Laptop, Portable Media Device, Wearable Device, Digital Camera, Others), By Price range (Low, Medium, Premium) and By Region (North America, Europe, APAC, Middle East and Africa, LATAM) Forecasts, 2026-2034