An ultra lightweight USB solar charging system, the Goal Zero Guide 10 Plus Power Pack conveniently fits in your pocket so you can recharge your gadgets anytime, anywhere. . Use as a single unit power pack to power your device or as a power source to recharge the batteries for use in any AA battery powered device. Charge AA batteries from the sun in 1.5 hrs with Nomad 7 solar panel sold separately. Recharges your cell phone 1 3 times per charge. Built in LED flashlight runs 20 hours per charge. Stores power for charging devices day or night. Very small, about the size of a cell phone. Charges electronics directly via USB output and is capable of charging iPads. Recharges via mini USB, or via solar panel in as little as 6 hours depending on conditions. Dimensions: 2.5 x 4 x 0.75 in.. Weighs 6.4 oz.. Due to federal shipping restrictions regarding products containing lithium batteries, this product cannot be shipped to Canada, Hawaii, Alaska, Catalina Island, Puerto Rico, APO, FPO, or international addresses. Thanks for your understanding.