Look at the charge controller compatibility to control the charging procedure and guard the batteries from overcharging or damage. Try to look for panels with constructed-in protection functions like overcharge, overvoltage, discharge, and small circuit protection for battery basic safety. Stack Trade network includes 183 Q&A communities including Stack Overflow, https://wax04714.liberty-blog.com/36694287/the-best-side-of-types-of-solar-cells