Uploaded December 2023 | Updated September 2026, 1 day ago

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Buy here: amzn.to/47IVRXS
Easily tell if your batteries are charged with just one look. No more charging batteries for nothing.
As a filmmaker I have a TON of batteries for a TON of different devices. After a long day of filmmaking it's hard to know which batteries I've used and which are still charged. Use this simple device to help keep track of your batteries and STOP charging batteries that don't need it!