Originally Posted by highflyer
Mark, you are using a thin film panel and it can loose as much as 30% of its capability in six to nine months. At five watts, you are not putting enough energy into a deep cycle battery to keep up with its internal resistance. You really need poly or mono crystal panels and 80-100 watts per battery if you want to rely on solar for any recharge (50 watts worth of solar would be the minimum I would recommend). It is all about the math.

Gotcha....thanks Brian.

Fishing has never been about the fish....