Solar is the term used generally to describe the different forms of energy generated by the sun�s rays.  Solar is a form of a renewable energy source.  In this writing we will refer to the sun�s rays as solar rays.

Batteries are available in 12v with size expressed in amp hour..Calcium maintenance free and lead acid batteries are available and are deep or high cycle types. Deep cycle or high cycle batteries are manufactured for use with solar systems or for bac