Global Portable Solar Power Cooler Market Size, Share & Demand Report By Product Type (Compressor-Based, Thermoelectric, Absorption-Based), By Cooling Capacity (Below 20 Liters, 20–50 Liters, 51–100 Liters, Above 100 Liters), By Power Configuration (Direct Solar, Solar + Battery Hybrid, Solar-Compatible), By Application (Outdoor Recreation, Healthcare & Pharmaceuticals, Food & Beverage, Military & Defense, Humanitarian Aid, Agriculture & Fisheries), By Distribution Channel (Direct Sales, E-commerce, Specialty Retailers), By Region & Segment Forecasts, 2025–2030