This is the WaterWarmer: a water heater that you can use outdoors while camping without having to rely on fire. It can heat a gallon of water to 80C in just 2 minutes. It has 5 temperature settings from 68F to 212F. You simply have to connect it to a power source, put it in your water, select heating mode, set the temperature, and you are set.
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This gadget can electrolyze water to remove impurities. It comes with a battery that lasts up to 10 x 60-second uses. Like what you see? You can find this project on Kickstarter.
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