How to choose the power of your mobile charger

By Hervé , on July 29, 2021 , updated on April 21, 2023 - 6 minutes to read

How do I recharge a portable charger?

All external batteries (or portable chargers) have a charging cable to charge the battery itself. This is usually a USB micro-USB cable. Use it to connect the battery to the USB port of the AC charger (via the micro-USB port of the battery).

How to use a portable battery charger?

Charge your laptop to 40 % before you stop using it. Even if the device is turned off, the battery will gradually discharge. Very slowly, but everything is better if the empty battery doesn't leave you stranded. The best option is to charge the battery to 40%.

How to get a fast charge?

Quick charge feature on Android smartphones, you can choose a smartphone model with Qualcomm's patented "Quick Charge 3.0" charger and charge the 80% battery in just half an hour.

How do I charge my phone quickly?

Using a tablet charger One of the best ways to charge your Android or iOS quickly is to charge it with an iPad or tablet charger. This is because because their battery is clearly very large, so chargers are more powerful.

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How much battery power for a smartphone?

The higher the number, the greater the autonomy. We recommend that you choose at least a 3500 mAh battery or even a 4000 mAh battery if you use your smartphone a lot and don't want to charge it every day.

What type of phone battery?

All current smartphones and tablets use the same battery technology called lithium ion (or lithium ion for those close to you).

What is the most reliable mobile phone?

brand Price (out of 100)
Xiaomi 92,5
LG 92
Samsung 92
Asus 91,9

Which iPhone has the best battery life?

If you want the best battery life for all the iPhone 12's batteries, the 12 Pro Max is the obvious choice. And if you want the best possible image quality for your photos and videos, the iPhone 12 Pro Max is again the choice. This year, the biggest iPhone is also the best.

Which mAh to choose?

To ensure a good backup, we recommend that you take a 5,000 mAh or even a 10,000 mAh model for several charges. You can find out the voltage of the battery by simply dividing it by the manufacturer's indication of its energy content in Wh (voltage = energy volume / volume).

How to choose the right auxiliary battery?

You must select an additional battery according to the engine battery (main battery): the difference in capacity between the two batteries must not exceed 20 %. For example, with a 100Ah/H main battery, the auxiliary battery has a capacity of 80 to 120Ah/H.

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What is the best brand of external battery?

External battery Storage USB
Samsung eb-u1200csegww Top quality products 10,000 mAh 1
Best reviews of Samsung USB / USB-C 10000mAh 2
Additional b02p best sellers 268000mAh 4
Essentialb Travel Best value for money 20000mAh 1

What is the mAh on a battery?

The battery capacity is indicated in mAh (milliamps per hour). ... When you insert the battery into a device that draws 100 milliamps of direct current, the device will run for approximately 20 hours.

How to read mAh ?

A is capitalized and stands for milliamperes per hour. MAh measures the power of the battery and therefore the autonomy it gives to your smartphone.

How to calculate the autonomy of a battery?

To calculate the autonomy of the battery in kilometers, it is enough to multiply the autonomy in hours to km/h, knowing that we ride an electric bike at an average speed of 25 km. If we continue with our example, we have a theoretical autonomy of 3,21 * 25 Kmh = 80,64 Km.

How to calculate the battery capacity?

E = U (volts) x power (Ixh), e.g. for a 12 volt 60 amp x hour battery: 12 volts x 60 Ah = 720 volts x (amps x hours) = 720 (volts x amps) x hours = 720 watts x hour = 720 wh.

When looking for a portable charger, it's important to consider several criteria to find the one that will best suit your needs. First of all, it's essential to understand what mAh (milliampere-hour) is, and how it affects autonomy and charging speed. Next, you'll need to determine which wattage is best suited to your devices - too low a wattage won't be enough to charge efficiently, while too high a wattage could damage your device. You'll also need to consider the type and brand of external battery you choose, as this can affect its reliability and useful life. With this information in mind, you can be sure that you'll choose the right nomad charger for your specific needs.

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