Waterproof Metal Power Bank 5000mAh/10000mAh/20000mAh with Type-C fast charging, durable metal housing, and high-density lithium battery for reliable outdoor & emergency power. Ideal for camping, travel, and off-grid use, this rugged, portable charger delivers efficient 20W output, IP-rated protection, and long cycle life—perfect for global renewable energy and mobile power applications requiring robust performance in harsh environments.More