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.

Batteries & Chargers

Battery 18650 3,7V Li-ion 2600 mAh

Name: Battery 18650 3,7V Li-ion 2600 mAh
Brand: XTAR
SKU: 6922131
Price: 7.99 EUR
Availability: InStock

SKU: 6952918340263

Price

€7.99

14 dienų grąžinimas
Gamintojo garantija
Saugus atsiskaitymas

Delivery

Pick up at SmartPosti parcel locker

November 16‑18 (from 9.99 €)

Delivery to home / office

November 17‑19 (from 15.90 €)

One shipping fee for the whole order — the number of products does not affect the shipping fee.

Protection

Reliable device protection

Quality

Premium materials

Perfect Fit

Designed for your device

Description

The protected XTAR 18650 Li-ion cell provides 2600 mAh for compatible equipment. Built-in protection helps guard against overcharge, excessive discharge, overload and short circuit; verify the device's required cell length, polarity and charging profile before use.

Technical Specifications

Battery form factor: 18650
Battery voltage: 3.7 V
Number of batteries included: 1
Safety warnings: The product contains batteries which may be harmful to the environment. Dispose of according to local regulations., Avoid contact with eyes and skin. In case of contact, rinse thoroughly with water., Do not expose to high temperatures.
Battery technology: Li-Ion
Product height: 6.82 cm