This long-lasting survival candle provides up to 20-30 hours of continuous lighting during power outages or typhoons. The specially designed iron can shell ensures stable burning outdoors, making it ideal for camping and outdoor disaster relief. The smokeless and odorless wax makes it suitable for indoor use. The sturdy iron can is waterproof and drop-proof, perfect for long-term storage. This candle is perfect for outdoor activities like camping and picnics, and ensures a stable light source not just at home, but also in multiple scenarios.