Does fast charging damage the battery?

No. Phones made from 2020 onwards manage charging speed and temperature themselves, so fast charging is safe for everyday use. If you want to stretch battery life as far as possible, wired charging at a moderate 10–20 W is the gentlest option.

Can I use any USB-C charger?

Yes, USB-C is a common standard. Fast charging, however, only works with a compatible charger (Quick Charge, USB-PD, SuperVOOC). Always use a certified charger — an uncertified one charges slowly and can be unsafe.

Wireless or wired charging — which is better?

Wired is faster and more efficient, because less energy turns into heat. Wireless is more convenient but slower and runs warmer. For long-term battery health wired is slightly better, though with current technology the difference is small.

How powerful a charger do I need?

It depends on the phone: iPhone accepts 20–27 W, Samsung Galaxy 25–45 W, and OnePlus and Xiaomi flagships 80–120 W. There is no need to buy the most powerful one — 20–30 W is enough for most phones and works with everything.

What power bank capacity should I choose?

10,000 mAh covers normal use — two to three full charges. If you travel a lot, 20,000 mAh is the better choice. Check the output power too: 20 W or more means the power bank can fast charge.

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Borofone Power Bank 50000mAh BJ79C Clever - USB - with USB, Type C and Lightning cables black

Power Banks

Borofone Power Bank 50000mAh BJ79C Clever - USB - with USB, Type C and Lightning cables black

Name: Borofone Power Bank 50000mAh BJ79C Clever - USB - with USB, Type C and Lightning cables black
Brand: Borofone
SKU: 6960729
Price: 22.99 EUR
Availability: InStock

SKU: 6941991121586

Price

€22.99

Delivery

Pick up at Omniva, Unisend, SmartPosti parcel locker

August 26-28 (from 3.09 €) (FREE from 39 €)

Delivery to home / office

August 26-28 (from 9.99 €) (FREE from 99 €)

Color

Black

Protection

Reliable device protection

Quality

Premium materials

Perfect Fit

Designed for your device

Description

Borofone BJ79C Clever 50000mAh power bank with built-in cables

Built-in USB, USB-C and Lightning cables and a USB-A output let several devices be charged without extra cords. The ABS+PC housing contains a lithium-polymer cell, while LED indicators show the remaining battery level.

Capacity: 50000mAh / 185Wh
Rated capacity: 27500mAh
Input through USB-C or USB-A cable: 5V/2A
USB-A output: 5V/2A
USB-C and Lightning cable outputs: 5V/2A
Total output: 5V/2A; shared current up to 2A
Dimensions: 147 × 70 × 66 mm
Weight: 965 g