Global Portable Foldable Solar Panels Market Size, Share & Demand Report By Product Type (Monocrystalline, Polycrystalline, Thin-Film & Flexible Panels), By Power Output (Up to 100 W, 101–250 W, Above 250 W), By End-Use (Outdoor Recreation, Emergency & Disaster Relief, Military & Defense, Off-Grid Homes, Mobile Businesses), By Distribution Channel (Online/E-Commerce, Specialty Stores, Direct, Institutional), and By Region – Global Forecasts, 2025–2030