“Is this a GaN power bank?”

1-2 of 2 Answers

• Yes, the UGreen PB721 contains FOUR (4) 5,000mAh capacity batteries, wired in series, for a total of 20,000mAh capacity.

  Answered by SmallChungus 1 week ago

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• It uses Lithium Ion battery.

  Answered by Oliver 3 weeks ago

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