Given the Stage I planning and extensive reading, video reviews, comparison shopping, telephone calls and consultation, I purchased [01/20 & 01/21] the following items. I have several 12-volt SLA batteries around, so I’ll use one of them to better judge my battery capacity.
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I intend to power the following off the 12-volt battery: 5 DiNotte Lights; 1 horn, Garmin Nuvi 760; an inverter [for: iPod Touch Power, iHome speaker]; AA battery charger; powergorilla for my laptop. Again, the question is the amp-hours needed to run/charge devices and not go below the battery minimum. I’d like to do so with a 10 amp-hour battery. Also, what type battery. To meet the DiNotte concerns—SLA. To be light—Li-Ion. What a dilemma.
Links:
Phase III [setup] [to be published]
Phase IV [testing] [to be published]



Nice kit. Too bad LIon come with baggage.
Indeed it is. The are the ideal solution for cycling–just too risky. I wish I knew the optimal capacity for SLAs. I do not want nor capacity than I need because of the weight penalty. My testing will help pinpoint the best size. Thanks Terry! –jim
Have you considered LiFePO4 batteries, they are lighter than lead acid and are much safer than Lithium polymer batteries.
Yes Dean, I have. I use the term Li-Ion to include LiFePO4. That was the first battery ruled out by my lighting company. I have not made a final decision. I may use it anyway. I appreciate you post. It helps. –jim
Oh Well, I thought you may have, but it was worth a try. I’m following your build closely. Good design so far. I like it.
Dean, thanks for the try. I appreciate it. The design is coming along well. There are exciting things ahead. Please, stay tuned…
Jim