Powerbank is a very useful and handy gadget for portable charging of your device. It is the best solution when we do not have access to a traditional power source, and we see that our smartphone is in danger of being discharged.
Each powerbank has a specific:
- capacity, expressed in milliampere-hours (mAh)
- Power, shown in watts (W)
- amperage specified in amps (A)
What capacity of a powerbank is best?
This is a very individual question. There are small powerbanks on the market with capacities starting at 5,000 mAh allowing you to charge your phone only once. For most people, however, such a small capacity is not enough, so they reach for powerbanks with a larger capacity of about 10,000 mAh, 20,000 mAh, and much more. Powerbanks with larger capacity increase the number of charges, and also allow you to charge several devices at once. However, pay attention to its size and weight. Powerbanks with very high capacity, are very efficient however much heavier and more expensive.
Powerbanks can also be divided, based on the type of battery inside.
We are talking about a lithium-ion or lithium-polymer battery. A powerbank equipped with a lithium-polymer battery is a more expensive solution, but it has a much higher capacity and its charging time is reduced. Consider how often you want to use it. Will its use be only occasional, in only emergency situations, or perhaps, however, you often have a problem with access to traditional charging and its frequent use will nevertheless be unavoidable?
When buying the right powerbank, it is very important to necessarily check what is the acceptable charging power of your device. Today’s powerbanks support fast charging technology – Fast, Quick, Ultra or Super Charge. With the right choice of the technology used, which your smartphone supports, you will provide your device with the most efficient and safe charging.
Modern powerbanksare protected against overvoltage or overload, so we know that charging your device with such a battery is completely safe. Also pay attention to whether the powerbank has additional ports, so that you are able to charge several devices at once.
Also useful when choosing is the choice of the type of charge level indicator, which can have LEDs or a small LCD display, indicating the current state of charge. The choice is up to you, but one with an LCD display may be more accurate.
It’s also worth noting whether you’re looking for a powerbank to which you need to connect your device with a cable, but whether you’d prefer to charge your device wirelessly. Then we must remember to check whether our device supports QI wireless charging technology.
Romoss – a popular brand from Hong Kong now available in our store
We have introduced another high-profile brand to our offer, which is Romoss. The brand’s manufacturer offers high-quality equipment. Its offer includes capacious and durable powerbanks, which make charging even faster and safer. The Romoss SW20Ps+ 20000 mAh powerbank is distinguished by its high capacity and fast 18W bidirectional charging. It has 3 USB ports and a digital LED screen that indicates the actual charging status, as well as the charging voltage and amperage. Thanks to the Fit Charge technology used, the powerbank provides wide compatibility with other popular devices. 
TheRomoss UR01 10000 mAh powerbank is an ideal rechargeable battery that can be used, among other things, during bicycle trips thanks to its adjustable, stable holder that can be attached with the phone to the handlebars of the bike. Its capacity is 10,000 mAh, so you can charge your smartphone even several times. It is additionally equipped with 2 USB ports, so you can save your time and quickly charge other devices that need extra energy at the same time. 
Powerbank Romoss SW30 2680 mAh is a rechargeable battery equipped with a large capacity and also the number 5 additional ports – 3 USB-C output ports and 2 USB. The device is fully safe, protecting against overvoltage, overcharging or any short circuit. Fast charging PD and Q3.0 and SW30 will bring your device back to work in no time. 
If you are really very demanding and the above suggestions are not enough for you, we can offer you the Romoss PEA40 powerbank with a really huge capacity of as much as 40000 mAh. With one USB output and two USB-C ports, you can charge 3 devices at the same time.Battery, thanks to its powerful capacity will charge your devices many times. For example, the iPhone 8 can be charged up to 14 times and the iPhone 11 about 8 times. The powerbank is extremely safe, thanks to its 10-element security system, so you don’t have to worry about any risk of damage to your charged devices.
In our store you will also find powerbanks from other brand manufacturers such as Baseus, Joyroom, Puro or Tech-Protect. Take a look at our wide and varied range of portable powerbanks, available in our online store HERE.
Remember that the choice of a powerbank depends primarily on your individual needs, namely what extras you want it to be equipped with, starting with capacity, speed, weight or price.
Leave a Reply