Sun-Plugged Mountain Solar Daypack (Grey/Light Blue) Waterproof, scratch resistant, reclyable high-efficiency solar panel New Lithium-ion battery with embedded solar panel included with every bag Comes with USB power cord and adapters for iPod/iPhone, Nokia, Sony Ericsson, LG, Samsung, mini USB & micro USB with other optional adaptors Ergonomic straps and high-density carrying system mold to your shoulders and back Waterproof PVC bottom panel keeps your valuables dry