Solatube skylight alternative Solar pipes sun tunnels bring natural light inside
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=YPkEcpFRVfQ
In this video I made a motion activated solar led light. • Solar panel is made with 4 small solar cell to give power to TP4056 charger. • Any N-Channel MOSFET or NPN transistor will work. • Gate threshold voltage must be lower than 4v to work for the MOSFET. • link of the diagram • https://drive.google.com/file/d/1aChy...
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