Topsolar 30W 12V/24V Solar Panel Kit, Monocrystalline Solar Battery Trickle Char
Material Type Monocrystalline Silicon. Material Monocrystalline Silicon. 30 watt 12 V monocrystalline solar panel. 30W 12V Monocrystalline Solar Panel kits with mounting hardware. 30 Watt Monocrystalline Solar Panel.