The 160-Watt Mono Solar Panel allows you to start producing free, clean power from the sun. Perfect for RV's, boats, cabins and back-up power. Multiple 160 watt Solar Panels can be connected in parallel to increase charging current (amps) to a 12 Volt battery. Or multiple 160w Solar Panels can be wired in series to increase voltage for 24 Volt or 48 Volt battery charging.