Awei P78K 20000mAh Power Bank – 22.5W Super Fast Charging
৳ 1,839
6-Month Official Warranty
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Awei P78K 20000mAh Power Bank – 22.5W Super Fast Charging | Best Price
The Awei P78K 20000mAh Power Bank is a serious all‑day power companion for anyone who relies on multiple devices, travels, or works long hours away from wall outlets. This model combines a huge 20,000 mAh capacity, 22.5W super fast charging, and multi‑port flexibility in one relatively compact body. If your phone drains fast while gaming, streaming, or navigating, or if you share power with friends on trips, this power bank is built to handle that without drama.
Inside, Awei equips the P78K with a high‑output system across three ports. Two USB‑A outputs deliver powerful DC 4.5V/4A, 5V/3A, 9V/2A, and 12V/1.5A, while the USB‑C output supports DC 5V/3A, 9V/2.22A, and 12V/1.67A. In plain terms, that’s very fast charging for both older and modern devices, smart enough to adjust to what your phone or tablet actually needs. The Type‑C input also allows quick replenishment of the power bank’s own battery with 5V/3A, 9V/2A, or 12V/1.5A—useful when you have limited time to top it up. Those exact input/output ranges are part of the official spec listings for this model, confirming its broad compatibility for a wide device mix.
What keeps the P78K practical is the LED display showing the remaining power. This real‑time battery readout removes guesswork—you can plan whether you’ll need another charge cycle for the day or when you should plug the bank in. For large capacity banks, these displays are often the difference between a convenient tool and one you might forget to recharge until it’s too late.
Because it has 20,000 mAh, the P78K can deliver multiple full charges to a typical modern smartphone. Depending on phone battery size and usage, expect several recharges before needing to power up the bank itself. With such capacity, it’s ideal for air travel, long road trips, field work, or full‑day outdoor events. And thanks to the fast charging standard, you spend less time connected and more time using your device. The bank’s compact form and roughly 404.6 g weight keep it portable enough for backpacks or carry bags without feeling like a brick.
For buyers in Bangladesh, another advantage is straightforward availability and a reasonable price. One retailer lists it in stock with six months official warranty and shows the 22.5W super‑charge feature, LED battery status, and port specs—important assurances for after‑sales support.
Design‑wise, the P78K keeps things clean, durable, and function‑forward. The casing is streamlined, not overly bulky, and the ports are clearly defined, so it’s easy to plug and go without fiddling. Given its output power and physical size, it strikes a useful balance: large capacity for multi‑day use, yet simple enough to carry daily. The triple‑output setup lets you power a phone, earbuds, and a small accessory simultaneously—handy in social or work settings where you’re juggling a few gadgets at once.
What you get with the Awei P78K is a blend of fast, reliable charging, strong multi‑device support, and clear, practical monitoring, all at a price that keeps it within reach for everyday users. It’s a modern solution for anyone who wants to stop worrying about random low‑battery moments during the day.
Key Features
- Massive 20,000mAh Capacity: Designed to handle extended trips and intensive daily use, the Awei P78K’s large 20,000mAh battery capacity guarantees multiple full recharges for your essential devices. This extensive power reserve ensures reliable backup power is always available, eliminating concerns about running low on battery.
- 22.5W Super Fast Charging Technology: Benefit from the latest charging speeds with a maximum output of 22.5W. The power bank utilizes advanced protocols, including 4.5V/5A high-current support, allowing compatible devices to power up rapidly and efficiently. This speed ensures minimal downtime for your gadgets.
- Triple-Port Simultaneous Output: The P78K is equipped with two USB Type-A ports and one USB Type-C port, allowing you to charge three devices at the same time. All ports support fast charging, offering supreme convenience whether you are charging your own set of devices or sharing power with colleagues or family.
- Versatile Type-C Power Delivery (PD) Port: The Type-C port functions as both a fast input for self-charging the power bank (up to 12V/1.5A) and a dedicated 20W Power Delivery output (up to 12V/1.67A). This ensures rapid self-replenishment of the 20,000mAh capacity and optimized charging for PD-enabled devices.
- Real-Time LED Battery Status Display: Monitor your remaining power reserves with ease using the bright LED display. This clear, digital indicator provides real-time information on the battery status, giving you full control over your power management and readiness.
| Physical Specification | |
|---|---|
| Capacity | 20,000mAh |
| Input | Type-C Input: 5V/3A, 9V/2A, 12V/1.5/ |
| Output | Type-A1/2 Output: 4.5/5A, 5V/3A, 9V/2A, 12V/1.5A Type-C Output: 5V/3A, 9V/2.22A, 12V/1.67A |
| Interface | 2x USB Type-A 1x USB Type-C |
| Button | Yes |
| Weight | 404.6g |
| Color | Black |

FAQs
- What devices can I safely charge with the Awei P78K 20000mAh Power Bank?
You can charge almost any USB‑powered device. That includes modern Android phones, iPhones with an appropriate cable, tablets, Bluetooth earbuds or speakers, smartwatches, handheld fans, portable cameras, and more. The fast‑charging protocols supported by the USB‑A and USB‑C outputs let the bank adapt power to the needs of your device, so even if you plug in a phone that doesn’t support ultra‑high speeds, the bank will still provide a safe, compatible current. - How many full charges should I expect from this 20,000 mAh unit?
Exact numbers vary based on your device’s battery size and usage, but as a rough guide, a typical 4,000–5,000 mAh phone might see 3–4 full charges before the bank itself needs recharging, depending on efficiency losses and whether you use the device while charging. Smaller items like earbuds or a smartwatch can be charged many more times on the same capacity. - Does the LED display actually make a difference?
Yes, it helps a lot. Instead of guessing how much power is left, you see a precise level. That’s crucial when you’re traveling or in a place where outlets are scarce. You can plan exactly when to stop and recharge the bank or decide whether you have enough to finish the day. It’s especially useful in situations where you need to manage power across multiple devices. - Can I charge three devices at once without slowing down?
You can connect multiple devices to the two USB‑A ports and the USB‑C port at the same time. The bank’s intelligent output control assists in balancing the power across them. However, as with any multi‑device charging, total output is shared, so extremely power‑hungry devices might not get their absolute maximum speed simultaneously, but the bank is engineered to maintain safe and efficient charging for all connected devices. - Is it safe to use the Awei P78K daily for long periods?
Yes, when used properly. The design and official specifications point to safe, controlled charging at several voltage and current levels. As long as you use standard, good‑quality cables and follow basic guidelines—avoid exposure to extreme heat, keep ports clean, and don’t forcibly bend cables—the device is made for daily use. As with any battery, abide by manufacturer guidance and avoid using the bank if it shows signs of damage. - What is the fastest way to recharge the Awei P78K itself?
Using the Type‑C input with a compatible fast adapter at 5V/3A, 9V/2A, or 12V/1.5A gives you a quick recharge cycle. If you have a high‑quality adapter that supports higher current over USB‑C, you’ll return to a full bank faster than using weaker or old chargers. When you’re traveling, carrying a suitable fast adapter makes the bank even more practical. - Is this power bank better suited for travel or everyday carry?
Both. For travel, the huge capacity and fast charging matter a lot; you can keep a phone, earbuds, and secondary device running across a long trip. For everyday carry, the compact design and LED display make it easy to monitor power and manage quick top‑ups. It’s not overly bulky, so it fits into daily backpack or tote use without being unwieldy. - Does the high output risk damaging older devices?
No. The bank’s smart power system automatically adjusts power delivery to match the needs of connected devices, preventing overvoltage or excessive current. Older phones or smaller accessories simply draw what they can handle, while compatible, modern devices benefit from faster charging speeds. - What should I check before buying the Awei P78K?
Look at the types of ports relative to your devices; confirm you have USB‑A or USB‑C cables that match your phones or gadgets. Check local availability and warranty coverage—some retailers list in‑stock units with warranty support. Also, consider your daily usage; if you often run out of battery, this unit’s large capacity and 22.5W speed are ideal. - Is 404.6 g weight considered heavy for a power bank?
It’s a bit heavier than very small power banks, but for 20,000 mAh with triple‑port fast charging, around 400 g is reasonable. The weight reflects the large battery capacity. If you prioritize raw capacity over ultra‑lightweight design, it’s a good trade‑off.
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