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A comment on The health benefits of better air. Parent comment

Re:The health benefits of better air by benhurmarcel on Wednesday April 28, 2021 @06:14AM (#26967707)
Can it be powered by a battery, to be portable?
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Re:The health benefits of better air by ahaucnx on Wednesday April 28, 2021 @07:36AM (#26968207)
You can just power it with the USB cable from a power bank.
[ Parent | on HN ]