Solar Battery 12V 250Ah - Rosenbattery
A valve-regulated lead-acid battery (VRLA battery) sometimes called sealed lead-acid (SLA) or maintenance free battery.. There are three primary types of VRLA batteries, sealed VR wet cell, absorbent glass mat (AGM) and GEL cell.Gel cells add silica dust to the electrolyte, forming a thick putty-like GEL.These are sometimes referred to as 'silicone batteries'.
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