Lifeline Batteries produces the highest quality AGM batteries for Marine/Boat and RV/Recreational Vehicle applications. Each sealed lead acid Marine/RV battery is hand crafted in the United States.
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Lifeline AGM
October 2011- Pros:
- - Excellent build quality
- - Higher charge rate than standard AGM (250% of C20 Ah rate)
- - Low self-discharge rate
- Cons:
- - Expensive
- - Weight
PYS took care of a lot of little things on my boat,
says John. 
I recently had an AIS transceiver added to my existing Raymarine C Series chartplotter on my boat. I noticed that the little AIS icon at the top right of the screen has changed to a Red "X", even though the AIS seems to be working fine. What does the "X" mean? 
