Please choose the correct ending to complete the given sentence: Sports and Fitness: [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.

Ending1: In the lower mode, it provides two hours of use for one hour of charge. [title] For hiking trips, get a solar-powered backpack. Ending2: ( most cooking programs will charge a component to generate a charge. ) [title] Get a small disk opener and 20 charging stations. Ending3: And it uses 15 leds while trying to replicate other types of lamps. [title] Check that you have enough battery to power all your vehicles. Ending4: The output output of the solar lantern activates the battery. The entire solar panel takes place on a long fence and is covered in modular plate plastic.

Answer format: ending1/ending2/ending3/ending4