A Japanese company invented and created such a relatively innovative creative flashlight. Its greatest mystery lies in the batteries of flashlights. It is said that the battery life can last for decades. Even more amazing is that if the battery needs to be charged, then as long as it is not distilled water and pure water, even rain, beer, saliva and even urine It can be used as an energy source for flashlights, and electrical energy can be preserved. This can be terrible, as long as the earth is not in the desert, I am afraid to find some liquids is still very easy ... I really lament that with the rapid development of science and technology, such things as cows have actually been invented. Although the current cost of this practical creative flashlight is still very high, it takes more than 200 yuan to qualify as RMB, but if it can be used in a wide range, then the sea is Inexhaustible energy...
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wire thickness : 0.07--5mm
applicaiton: viation,automotive, motorbike, bicycle, automatic equipment, household appliance, medical device ,toy, telecommunication,computer, instrument and meter,furniture, electric tools,mold and other industries
Wire Spring,Double Torsion Spring Design,Spring Steel Wire,Stainless Steel Spring Wire Shenzhen Lanejoy Technology Co.,LTD , https://www.szsmallcompressionspring.com
Creative flashlight for drinking liquids