Solar-Powered Gadgets Market By Product Type (Solar-Powered Chargers, Solar-Powered Lights, Solar-Powered Wearables, Solar-Powered Power Banks), By Technology (Monocrystalline, Polycrystalline, Thin-Film Technology), By Application (Residential Use, Commercial Use), By Distribution Channel (Online Retail, Offline Retail), and By Region; Global Insights & Forecast (2024 – 2030)