Join Date: Sep 2008
Location: Charlotte, NC
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Re: Low buck projects- Let's see 'em!
You can't just use a lithium battery. Do they not have a battery at all in them now? There would be some circuitry you would need to add a battery to them. There are some that have a battery already, here is one example but it does yellow in the sun and the motors are pretty weak.
Wel-Bilt Solar Vent | Ventilation| Northern Tool + Equipment