SPG Solar StoreAt SPG Solar Store we specialize in renewable energy and energy conservation.  As a member of the USA Solar Store network SPG Solar Store showcases everything from solar panels to solar iphone chargers and composters.  SPG Solar Store is your one stop shop for green living products and education. Whatever your goal may be large or small we offer products for your "green" project.  We carry solar panels from 5watt to 300watts.  We also have additional products to make your life greener from portable solar power and gadgets to portable recycle bins, garden and kitchen composters.Come visit our store at the Williamstown Farmers Market.