[header] How to use solar energy while camping [title] Use a solar lantern to provide light. [step] The k-light solar lantern, made by pisat, is the same size and weight as a full can of soda and has two output settings-one that uses 16 leds or the economy mode that uses 8 leds. It is charged through a separate solar panel and the higher output provides one hour of light for each hour of charge. 
In the lower mode, it provides two hours of use for one hour of charge. [title] For hiking trips, get a solar-powered backpack.