Volts or watts ny farak hota hy jab zyada dhoop ho 12 bjy ky baad to aap inverter pr zyada load chalain phir watts check krain. Full load pr agar volts kam hoty hain to aap ignore krain sirf watts dekhain. 80 percent Solar capacity ka agar mill raha hy saaf panels sy to achi baat hy warna panel ya to thory weak ho gy ya phir B grade.