WindyNation 100 Watt Moncrystalline Solar Panel Complete Off-Grid RV Boat Kit with P30L LCD PWM Charge Controller + Solar Cable + MC4 Connectors + Mounting Brackets WindyNation 100 Watt monocrystalline solar charging kit provides up to 100 watts of clean, free, renewable power Designed for RVs, cabins, homes, boats, back-up and remote power use WindyNation P30L PWM Solar Charge Controller has user adjustable settings! LCD Screen shows system amperage, voltage, amp-hours, temperature and DC load draw. See Image in photo gallery for all LCD Screen readouts. Kit will provide on average 300 Watt Hours (Wh) or 25 Amp hours of charge per day (more amp-hours in the summer and less in the winter). Add more solar panels in the future! The included charge controller can handle up to 4pcs 100W solar panels (12 volt system) and 8pcs 100W solar panels (24 volt system) Complete kit includes: (1pc) 100 Watt Monocrystalline WindyNation Solar Panel, 30-Amp (user adjustable) WindyNation P30L LCD Display Solar Charge Controller with Battery Temperature Sensor, 40 feet of UL Listed 12 AWG Solar Cable, all necessary MC4 Connectors, all necessary mounting hardware and Installation Manual.