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

14500 AA 3.7V Li-ion 800 mAh battery with protection

Name: 14500 AA 3.7V Li-ion 800 mAh battery with protection
Brand: XTAR
SKU: 6928252
Price: 7.99 EUR
Availability: InStock

SKU: 6952918341338

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 14500 Li-ion cell provides 800 mAh for compatible equipment in an AA-size format. Electronic protection helps guard against overcharge, excessive discharge, overload and short circuit; because protected cells can differ in length from disposable AA batteries, verify dimensions, polarity and the required 3.7 V charging profile before use.

Technical Specifications

Battery capacity: 800 mAh
Battery form factor: AA
Battery technology: Li-Ion
Number of batteries included: 1
Battery voltage: 3.7 V
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.
Product height: 5.05 cm