Will it work with my phone? What phones is this compatible with?

The powerbank Works with iPhone 17/16/15/14/13/12 series via built-in magnets.

May not align securely with other phones.

Please check your phone’s compatibility before ordering.

Does it support fast charging? How fast is it?

Yes, supports fast charging. USB-C: up to 22.5W (QC & PD).

Magnetic: up to 15W for MagSafe iPhones.

Automatically adapts to your phone model.

Does it get hot while charging? Is it safe?

A little warmth is normal during charging—some energy is naturally converted to heat.

Rest assured, this power bank is built with multiple safety protections,

including overheating safeguards. Safe and reliable for everyday use.

What’s the battery capacity? How many charges will it provide?

The rated capacity is 10,000mAh.

Magnetic wireless charging: efficiency is around 60%–80% due to normal energy loss as heat.

Wired charging (built-in cable): efficiency is around 70%–90%.

Actual charges depend on your phone model.

What if it won’t charge, charges slowly, or has weak magnetic strength?

Please reach out if you run into any issues.

Ntannoo offers free returns or replacements to ensure a smooth shopping experience.

(Shipping can occasionally affect performance—just let us know and we’ll make it right.)