I’m using a micro hydroelectric generator I purchased from Amazon it has been continuously running for around a year and works flawless

WZINTOP 12V/10W DC Water Flow Generator Turbine Generator hydroelectric Micro Hydro Generator Tap Water Flow Hydraulic DIY(Yellow) [ Ссылка ]


Yosoo DC Water Turbine Generator Water 12V DC 10W Micro-Hydro Water Charging Tool [ Ссылка ]


10W Water Turbine Generator Micro Hydroelectric Power Generator DIY LED Power Charging Tool DC 5V [ Ссылка ]

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