I have a Deka battery I bought in August just sitting there also, but since the mechanic told me Not to use "Maintenance Free" with a stator charging system I'm doubly screwed on battery purchases this year...
I already have 3 Big Honkin' batteries in my boat, just need to find one starting battery that can handle that Livewell, 2 Lowrances, & NMEA for a few hours so I can put BIG OLE STRIPERS in the boat!
Here's one of my paper weights:
