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crushingmyself

solar help ?

18 years ago

hello everyone i am new here i have an 18 watt solar panel made by coleman i paid 145 dollars for it new now my goal is to live in my slide in truck camper i wanted to know if i use 4 deep cycle batteries will this one solar panel keep my 4 batteries charged now i will be only using the batteries down to 50 percent then i will be putting them on charge now how long will it take a 18 watt panel to charge a half dead battery ? will one panel be all i need or will i need more to add to this one ? i will be running a frig and tv and a heater in the winter, and my laptop and cell phone charger and satelight dish box off my 4 battires thank you for any information

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