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WebJan 1, 2024 · Gas Generator. The simplest emergency power option is to get a gas generator and a couple cans of gasoline. Use long extension cords to vital items like your refrigerator, sump pump or freezer. … WebA hand cranked light or radio uses a generator to make electricity to power the device. A generator is usually built using a combination of an electrical coil and a magnet, which will make electricity when they are moved with respect to one another. You provide the movement necessary by cranking, which moves the coil in the generator. WebJun 9, 2009 · The longer you crank, the more power you generate. A few minutes of cranking is usually enough to make a quick emergency phone call. Advertisement. Some hand-powered generators are more versatile. … butchers phosphate