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This 20000mAh portable solar power bank offers a waterproof design and reliable external battery backup. Equipped with a dual USB output and micro USB input, it utilizes a safe Li-Polymer battery housed in a durable plastic shell. Featuring integrated solar panels, it supports two-way quick charge technology with a maximum 10W output, certified by CE for safety and quality. Ideal for efficient, on-the-go charging in various environments.
