You can buy a cheap power bank from Alza with a 30% discount. Almost everyone praises it, and it hasn't been cheaper for many months.

A small pocket power bank is useful for anyone who is often away from an outlet. AlzaPower Parade Gen2 10000mAh has now dropped from 599 CZK to 419 CZK with code ALZADNY30, which is the lowest it’s been in several months. You can verify the current price and stock availability (which changes quickly with code promotions) directly on the product detail page.

Quick summary:
✅ Makes sense if you want a lightweight backup power bank for your phone, headphones, and watch with a clear display.
⚠️ Consider that the real usable capacity is lower than 10,000 mAh, and the power is not sufficient for charging a laptop.
💡 For 419 CZK, you get a display, three ports, and a cable in the package, which cheap power banks usually don’t have.

Why this power bank is interesting

This power bank from AlzaPower targets a classic scenario: backup power for travel and everyday use. Its main advantage is its compact body measuring 140 × 68 × 16 mm, which fits into a pocket, and an LCD display showing the charge status in percentages, as well as current input and output. Compared to the cheapest power banks, it also offers three ports (2× USB-C and 1× USB-A) and an included reversible USB-C cable, so you don’t have to worry about how to charge the bank.

Key parameters explained simply

The capacity of 10,000 mAh (37 Wh) looks good on paper, but it’s fair to know how it works in practice. This figure applies to 3.7 V cells, so after conversion to 5 V and with losses, you’ll realistically get around 6,000–6,500 mAh – reviewers measured an efficiency of 84–87%. In terms of charging, this means roughly one to two full charges of a typical phone, no more. The output handles up to 22.5 W via USB-A and 20 W via USB-C (Power Delivery), supports a range of fast charging protocols, and thanks to Low Power Mode, it can safely charge headphones or watches as well.

Practical aspects: charging, ports, and for air travel

The power bank charges up to three devices simultaneously, but be aware: when all ports are used at once, the total output drops to 15 W, so three devices will charge more slowly. The manufacturer states that the bank itself charges in 2.5 hours, but realistically, expect a longer time, as the input is limited to 18 W. A big plus is its weight and dimensions, and especially the 37 Wh capacity, which allows you to take it on an airplane without any issues (the limit is 100 Wh). On the other hand, it lacks wireless charging, and its power is insufficient for charging a laptop.

What users say

The rating is high – 4.6 out of 5 from 546 reviews, and 91% of buyers recommend the power bank. Most often, people praise its low weight, compact dimensions, clear display, and price-to-performance ratio. Many reviews confirm that it reliably serves its purpose as a backup for travel and air travel, and that the included cable with a loop is a pleasant surprise. This is also consistent with the very low complaint rate of 0.39%.

Criticisms do appear, and it’s good to know them in advance. Most often, people mention that the display is made of soft, glossy plastic and scratches easily, or that it sometimes shows nonsensical values after unboxing (for some units, this corrects itself after the first full discharge and charge). Another recurring minor point is that the included cable has a loop, but there’s no hole on the power bank body to hang it. And those who measured the capacity confirm what has already been mentioned: the real usable energy is lower than advertised on the label, so don’t expect three or more phone charges from the bank.

When it doesn’t make sense

If you need to charge a laptop or want more full phone charges, opt for a more powerful model with PD 65–100 W and higher capacity – here, the limit is 22.5 W and realistically one to two charges. It also won’t suit people who want wireless or MagSafe charging, as Parade Gen2 is purely a wired classic. However, as a lightweight backup for a phone, headphones, and watch for 419 CZK, it fulfills its purpose exactly.

Verdict: who it’s worth it for

AlzaPower Parade Gen2 10000mAh is a handy compact travel backup – lightweight, with a display, three ports, and a cable included, and with a capacity that allows you to pass through airport security. However, you need to account for its limitations: real capacity lower than 10,000 mAh, longer charging time, and insufficient power for a laptop. For 419 CZK with code ALZADNY30 instead of 599 CZK, and at a price level we haven’t seen since last November, it’s a good buy for the classic phone backup scenario.

If this particular model didn’t appeal to you, but you’re looking for another power bank or charging solution on sale, you can also browse current discount promotions on Alza, where power banks, chargers, and cables regularly appear. The offer changes continuously based on stock availability.

When choosing a power bank, do you primarily consider capacity, or are size and pocket-friendliness more important to you?