Why not try a power pack 2ah sealed pack with sig socket and charger.
Can't remember who made it power pocket I think its called.

Leemann <img src="/images/graemlins/cool.gif" alt="" />
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It's the year 2022...People are still the same
They'll do anything to get what they need.
And they need Soylent Green.
http://datacore.sciflicks.com/soylent_green/sounds/soylent_green_people.wav
RIP OBG