Our solar dual port water resistant power bank uses the latest monocrystal silicon solar panels, which offer a greater efficiency in converting sunlight to energy. The compact, lightweight 10,000 mAh battery can charge any mobile device from smart phones to iPads and tablets. This power bank comes with a separate compass carabiner clip,  flashlight, and USB cable. Double press the power button to turn on and off the flashlight in case of an emergency!