FISTERS 100 Watt PV Solar Panel for Boat Power with MC4 Connectors 12v Battery Charging 100 watt solar panels combine high efficiency with long term reliability and stability Easy Installation With Pre-Drilled Hole. Each Solar Panel Comes With 12AWG Cable with MC4 Male/Female Quick Connectors. Basic Component for Off-Grid Solar Panel 12V/24V/36V/48V System, Caravan, RVS, Cars, Boats, Green House Solar Systems.Off-Grid System Withstand High Wind (2400Pa) and Snow Loads (5400Pa);One panel is perfect for 12 volt battery bank charging Outstanding elecerical performance under high temperature and low irradiance conditions.