If you're in the market for a home battery, you might be suffering from a bit of sticker shock: Most home batteries come with a $10,000 to $20,000 price tag. You might not even need the massive ...

You can insert the batteries-plus-harness assemblage upside-down (with the red-color sticker “up”), which doesn’t connect the battery pack to the UPS, for storage. Pull it out, flip it so the ...