An update on our Firefly Batteries.


Since people asked for an update on our experience with our Firefly batteries, here is a link to what we have seen so far:

In summary, they are behaving pretty much as expected.  

The key question about their ability to resist significant sulfation when held partial charged for long periods will not be known until I have a feel for their lifespan.  Hopefully, that will take a long time to answer!

Bill Kinney
SM160, Harmonie
Freeport, Bahamas