ISDT - BP40 Review (A Powerbank with an App)

Have any questions? Leave them in the comments below!

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[MichaelBurko]

I’m wondering how it performs with low drain devices like AirPods. A lot of other power banks just turn off if the power draw is too low.

[wichaiwichitrnithed]

Are the 21700 batteries replacable (without soldering, ...) ? Thanks.