The miniature FIXED power bank now costs only 249 CZK. You plug it directly into your phone, no cable needed

If you need an emergency power backup for your pocket and don’t want to carry cables, the FIXED Zen 5 Plug-in is now available for 249 CZK. For this price, you get a power bank with an integrated USB-C connector that plugs directly into your phone — no searching for a cable in your backpack. Over a thousand units have been sold on Alza, and it is currently one of the cheapest compact power banks with fast charging.

Quick summary:
✅ Makes sense if you’re looking for a lightweight emergency backup for your pocket that quickly recharges your phone by a few tens of percent without a cable.
⚠️ Consider if you need to fully charge a phone with a large battery to 100% — the real usable capacity is lower than the stated 5000 mAh.
💡 For 249 CZK, you get a plug-in power bank with PD 20W, a stand, and a weight under 100 grams — ideal as an emergency brake for travel.

Why this power bank is interesting

The concept of a plug-in power bank is simple: instead of searching for a cable and connecting two devices, you simply plug the power bank directly into your phone’s USB-C port. You’ll appreciate this especially when traveling, on public transport, or when you need to quickly recharge and don’t have free hands. The FIXED Zen 5 Plug-in is from the Czech brand FIXED, which specializes in mobile phone accessories.

Thanks to its compact dimensions of 81 × 35 × 28 mm and a weight of just 96 grams, the power bank fits into a trouser pocket or a small compartment in a backpack. The USB-C connector is protected by a silicone cap, so it won’t get damaged during transport.

Key parameters: what you get for your money

The power bank has a capacity of 5000 mAh and supports Power Delivery 3.0 fast charging with up to 20W. This means it charges phones significantly faster than standard 5W chargers. The input for recharging the power bank itself is also USB-C with a power of up to 18W, so you can recharge it relatively quickly.

It includes a flip-out stand, which allows you to position your phone both vertically and horizontally — so you can comfortably watch videos or browse the web while charging. The power bank also supports Pass Through Charging, meaning you can charge both your phone and the power bank simultaneously from the same source.

Practical side: how it works in reality

LED indicators inform about the charging status — don’t look for a display here, but it’s sufficient for basic orientation. The power bank is compatible with most cases and covers, so you don’t have to remove your phone’s cover. It is available in both white and black variants (the black one is currently 359 CZK).

Its practical use is mainly as an emergency backup — it’s suitable for couriers, cyclists, tourists, or anyone who needs to quickly recharge without carrying cables. However, for everyday full charging of a phone with a large battery, the capacity is limiting.

What users say

On Alza, the power bank has a rating of 4.4 out of 5 from 60 customers, with 82% of them recommending it. Over 1000 units have been sold. Users most often praise its compact size, charging speed, and practical stand. Repeatedly, praise is given for not needing a cable and fitting into a pocket.

Critical voices primarily point to the real usable capacity. Several users state that it does not charge a phone with a 5000mAh battery to 100%, but rather to 60–80%. This corresponds to physical losses during energy transfer — a declared capacity of 5000 mAh does not mean you will get exactly that much into your phone. Some users also mention heating during charging, which is common for compact power banks with fast charging, but for a few units, it was reportedly excessive. The return rate is 3.53%, which is higher than for premium brands.

When it doesn’t make sense

If you need to fully charge a phone with a large battery (5000+ mAh) to 100%, this power bank is not enough — you will need a higher capacity. Similarly, if you want to charge multiple devices simultaneously, the Zen 5 Plug-in only has one USB-C output. And if your phone doesn’t have USB-C (older iPhones with Lightning), you will need a cable or a different power bank.

Verdict: who it’s worth it for

The FIXED Zen 5 Plug-in is ideal as an emergency pocket backup for those who need to quickly recharge 30–60% of their battery without carrying cables. For the current price of 249 CZK, you get a compact power bank with PD 20W fast charging, a stand, and a weight under 100 grams. It’s not a power bank for a whole day without a charger, but as a quick emergency rescue, it works great.

Do you carry a power bank with you, or do you rely on your phone’s battery life? Share in the comments.