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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Batteries

Rechargeable 9V batterry with USB C, 1000mAh, Li-Ion

SKU: 6972443860876

Price

€11.99

14 dienų grąžinimas
Gamintojo garantija
Saugus atsiskaitymas

Delivery

Pick up at SmartPosti parcel locker

October 14‑16 (from 9.99 €)

Delivery to home / office

October 15‑19 (from 13.99 €)

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

Description

Rechargeable 9V battery, 3.7V, 1000mAh capacity, with USB Type-C port and included cable USB Type-A to USB Type-C. The battery can be charged with 5V adapter. With LED charging indicator.

Technical specifications:

Battery type: 9V. Capacity: 1000mAh (3700mWh). Element type: Li-ion. Size: 48.5x25.5x14.5 mm. Operating voltage: 9V. Charging current: 400mA. Charging voltage: 5V. Charging time: about 2h. Cycle life: >600.

Important information!

Waste batteries and accumulators must be disposed of into specially marked containers.

Warranty:

12 months.