Global Electric Lunch Box Market Based on Type, (Container Electric Lunch Boxes, Grid Electric Lunch Boxes), Based on Product Type(Multi-layer, Double-layer, Single-layer), Based on Material Type(Metal, Plastic, Combination, Other Material Types), Based on Technology(Battery-Powered, Wired), Based on the Distribution Channel(Online, Offline), Region and Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2024-2033