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.

Power Banks

POWER BANK USB 20000MAH/VA2081 BLACK RIVACASE

Name: POWER BANK USB 20000MAH/VA2081 BLACK RIVACASE
Brand: Rivacase
SKU: 6935173
Price: 38.99 EUR
Availability: InStock

SKU: 4260709011271

Price

€38.99

14 dienų grąžinimas
Gamintojo garantija
Saugus atsiskaitymas

Delivery

Pick up at SmartPosti parcel locker

October 23‑27 (from 9.99 €)

Delivery to home / office

October 26‑28 (from 13.99 €)

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

Color

Black

Protection

Reliable device protection

Quality

Premium materials

Perfect Fit

Designed for your device

Technical Specifications

Power bank capacity: 20000 mAh
Warranty: 24 mėn.
Battery capacity specification: 20000 mAh; 74 Wh
Battery technology: Li-Po
Battery voltage: 3.7 V
Charging source: USB
Wireless charging: No
Charger compatibility: Mobile phone/Smartphone,Tablet
Indicator lights: Yes
Maximum simultaneously connected devices: 3
Shape: Rectangular
Input interfaces: USB-C, Micro USB
USB-A output port count: 2
USB-C ports: 1
Auto power off: Yes
Input current: 2 A
Input voltage: 5 V
Output voltage: 5 V V
Port 1 output current: 2.1 A
Port 2 output current: 2 A
Power protection features: Overload, Short circuit, Overcharge, Overdischarge
Output power: 10 W
Certifications: CE, FCC, RoHS
Compliance certificates: CE/RoHS
Product depth: 2.9 cm
Product height: 15.1 cm
Weight: 380 g
Product width: 6.8 cm
Included cables: Micro-USB
User manual included: Yes
Package contents quantity: 1 pc(s)
Model: VA2081
Fast charging: None