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Interested in reviews of AlzaPower Onyx 10000mAh Black? It got 4.6 out of 5 stars from our customers. Find specific customer reviews of AlzaPower Onyx 10000mAh Black below. We will appreciate if you also share your experiences with AlzaPower Onyx 10000mAh Black after purchasing.
Rated 09/08/2020, variant AlzaPower Onyx 10000mAh Black
Verified purchase
Size, capacity
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Jan, Brno 3
Rated 26/06/2020, variant AlzaPower Onyx 10000mAh Black
Verified purchase
Pleasant size
Excellent price
Durable design
Charge indicator
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Zdeněk, Praha 8
Rated 18/06/2020, variant AlzaPower Onyx 10000mAh Black
Verified purchase
good capcita in a small package
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Radek, Šestajovice
Rated 17/06/2020, variant AlzaPower Onyx 10000mAh Black
Verified purchase
small dimensions
fast charging
high capacity
great price/performance ratio
similar device from Anker has a handy pocket to which you hide both the device and the cable, it would be suitable, but it is not in the description, so I did not expect it, so it does not reduce the rating
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Tomáš, Mladá Boleslav
Rated 17/05/2020, variant AlzaPower Onyx 10000mAh Black
Verified purchase
It's charging and it's made
Small and foldable
He doesn't speak
When I swear, he's silent, and that's good.
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Antonín, Horoušany
Rated 25/02/2026, variant AlzaPower Onyx 5000mAh White
Verified purchase
weight
size
when something takes too little electricity, it shuts down and stops giving completely
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Andrea, Holesov
Rated 03/02/2026, variant AlzaPower Onyx 5000mAh Black
Verified purchase
price
size
charging with the old micro USB
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Miroslav, Lovosice
Rated 22/01/2026, variant AlzaPower Onyx 5000mAh White
Verified purchase
Small foldable PB
Low weight
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Eva, Krupka 1
Rated 28/12/2025, variant AlzaPower Onyx 5000mAh Black
Verified purchase
Fulfils the purpose
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Pavla, Orlová 4
Rated 27/12/2025, variant AlzaPower Onyx 5000mAh White
Verified purchase - review from a price comparison website
It runs great it's small and nice
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