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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Fits: Apple iPad Air 9.7" 2014 (2 gen.)

Borofone Wall charger BN4 Potential - USB + Type C - QC 3.0 PD 2.0 20W white

Wall Chargers

Borofone Wall charger BN4 Potential - USB + Type C - QC 3.0 PD 2.0 20W white

Name: Borofone Wall charger BN4 Potential - USB + Type C - QC 3.0 PD 2.0 20W white
Brand: Apple
SKU: 1060137
Price: 6.99 EUR
Availability: InStock

SKU: 6931474748089

Price

€6.99

In stock in Panevėžys

Pick up tomorrow · courier delivery

Marijonų g. 27, Panevėžys

Delivery

Pick up at our store

August 3 (FREE)

Pick up at Omniva, LP Express, SmartPosti parcel locker

August 4-6 (from 2.29 €) (FREE from 30 €)

Delivery to home / office

August 4-6 (from 4.99 €) (FREE from 50 €)

Color

White

Protection

Reliable device protection

Quality

Premium materials

Perfect Fit

Designed for your device

Compatible devices

iPad Air 9.7" 2014 (2 gen.)

Description

Borofone BN4 Potential is a compact wall charger with USB-A and USB-C (Type-C), QC3.0, PD 2.0 and output up to 20W. Its white housing is made from flame-retardant PC, and it is intended for compatible smartphones, tablets and other devices.

BN4 Potential has one USB-C PD20W port and one USB-A QC 18W port. It can charge two devices at once; when both ports are used, their combined output is 5 V/3 A rather than the sum of the separate maximum outputs. It supports PD20W, QC3.0/QC2.0, FCP and AFC for fast charging of compatible devices.

Material: flame-retardant PC
Outputs:
- USB-C: PD 20W
- USB-A: QC 18W
- USB-C + USB-A: 5 V/3 A
Protocols: PD20W, QC3.0/QC2.0, FCP, AFC
Dimensions: 87 × 42.5 × 22.5 mm; weight: 57 g