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.

iPhone Lightning to 3.5 mm Headphone Jack Adapter...

Description

well suited to use as a spare or additional adapter, the Apple iPhone 7 Lightning to 3.5 mm Headphone Jack Adapter lets you connect your headphones to your iPhone. Also this model have another port for phone charging.

The 3.5 mm headphone jack lets you connect cabled headphones to the Lightning port on your device so you can use your headphones to listen to music from your iPhone.

Compatible with:

Apple iPhone 5. Apple iPhone 5C. Apple iPhone 5S. Apple iPhone 6/6 Plus. Apple iPhone 6S/6S Plus. Apple iPhone SE (1st generation). Apple iPhone 7/7 Plus. Apple iPhone 8/8 Plus. Apple iPhone X. Apple iPhone XS. Apple iPhone XS Max. Apple iPhone XR. Apple iPhone 11. Apple iPhone 11 Pro/11 Pro Max. Apple iPhone SE (2nd generation). Apple iPad (4th generation). Apple iPad Air. Apple iPad Air 2. Apple iPad Air (3rd generation). Apple iPad (5th generation). Apple iPad (6th generation). Apple iPad (7th generation). Apple iPad Mini (1st generation). Apple iPad Mini 2. Apple iPad Mini 3. Apple iPad Mini 4. Apple iPad Mini (5th generation). Apple iPad Pro (9.7-inch, 10.5 inch and 12.9-inch models, except third and fourth generation models, which use USB-C). Apple iPod Nano (7th generation). Apple iPod Touch (5th generation). Apple iPod Touch (6th generation). Apple iPod Touch (7th generation).

Warranty:

12 months.