I found a second example on youtube last night. http://offgridissues.com/site/off-grid-energy/31-off-grid-en... I am going to test this soon, see for myself , would love it to be true.
I found a second example on youtube last night. http://offgridissues.com/site/off-grid-energy/31-off-grid-en... I am going to test this soon, see for myself , would love it to be true.