This small, lightweight (just 2.6oz) cap fits on any 'standard' water bottle (2" wide mouth) such as Nalgene, Camelbak, GSI and most others, turning y... (more)

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The cap of this water bottle contains a totally sealed solar-cell charging system that powers either a white or red LED lamp for gentle area lighting!... (more)

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The cap of this water bottle contains a totally sealed solar-cell charging system that powers either a white or red LED lamp for gentle area lighting!... (more)

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32-ounce water bottle with solar-powered LED light built into cap Can be used as a flashlight, table lantern, emergency light, kids nightlight Include... (more)

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See Water Bottle Solar Lantern auctions at eBay.