Uploaded February 2021 | Updated September 2026, 1 hour ago

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Model BLT100-12
This battery uses silicate salt as the electrolyte. It's got some unique properties that might make it a good choice for certain applications. My favorite feature is it's extreme cold tolerance. It can be charged down at -20°F (-29°C) without damage.

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Video Building the Watt Meter: youtu.be/sJ-sy8Osqr0

Amazon Affiliate Link:
Temperature Controller: amzn.to/3aCmilT
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