
Originally Posted by
artcarney_agr
They're about the size of credit card. My neighbor has them on his boat, he says that it helps more to keep your batteries from developing a memory or some sort of benefits to make the battery last longer. He's got them mounted in the back of his boat near the transom. I really don't see how they could really work all that well, especially with his boat being covered up all the time...I mean 8 or 10 hours on the water can't be enough daylight to really charge his batteries that much - now if it was a whole week, that might be different...