Reviews AlzaPower Onyx Gen2 20000mAh Power Delivery (22.5W) white
Interested in reviews of AlzaPower Onyx Gen2 20000mAh Power Delivery (22.5W) white? It got 4.7 out of 5 stars from our customers. Find specific customer reviews of AlzaPower Onyx Gen2 20000mAh Power Delivery (22.5W) white below. We will appreciate if you also share your experiences with AlzaPower Onyx Gen2 20000mAh Power Delivery (22.5W) white after purchasing.
User Reviews
Aki Wendel, praha
Rated 27/09/2026, variant AlzaPower Onyx Gen2 20000mAh Power Delivery (22.5W) black
Verified purchase
Super. Isn't overpriced.
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Vladimír, Tišice
Rated 20/09/2026, variant AlzaPower Onyx Gen2 20000mAh Power Delivery (22.5W) black
Verified purchase
Does what it's supposed to, with the capacity it states.
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Tomáš, Černolice
Rated 11/09/2026, variant AlzaPower Onyx Gen2 10000mAh Power Delivery (22.5W) black
Verified purchase - review from a price comparison website
Capacity
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Václav, Klatovy
Rated 10/09/2026, variant AlzaPower Onyx Gen2 20000mAh Power Delivery (22.5W) black
Verified purchase - review from a price comparison website
Fast charging (phone)
Easy to control (when the device is connected)
Large capacity
More outputs
Portability
The remaining capacity indicator is unclear.
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Ivan, Praha
Rated 01/09/2026, variant AlzaPower Onyx Gen2 20000mAh Power Delivery (22.5W) black
Verified purchase
good price
quite compact
From time to time, it's noisy when dispensing – a rushing or even a whistling sound.
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Jiří, Nezdenice
Rated 25/08/2026, variant AlzaPower Onyx Gen2 10000mAh Power Delivery (22.5W) black
Verified purchase
broken
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Eduard, Praha 8 - Kobylisy
Rated 22/08/2026, variant AlzaPower Onyx Gen2 10000mAh Power Delivery (22.5W) white
Verified purchase - review from a price comparison website
satisfaction
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Petr, Most
Rated 20/08/2026, variant AlzaPower Onyx Gen2 10000mAh Power Delivery (22.5W) black
Verified purchase - review from a price comparison website
A bit complicated to switch between modes, but basically fine.
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Zdeněk, Praha 15
Rated 17/08/2026, variant AlzaPower Onyx Gen2 20000mAh Power Delivery (22.5W) black
Verified purchase - review from a price comparison website
It's working as it should.
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Igor, Olomouc-Holice
Rated 15/08/2026, variant AlzaPower Onyx Gen2 10000mAh Power Delivery (22.5W) black
Verified purchase - review from a price comparison website
Excellent for fast charging.
The USB to USB-C cable is missing. I received a dual USB-C in the package.
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