Apple's Fast Charge can charge an iPhone 6 or 7. Apple's fast charge technology is based on the USB Power Delivery (USB-PD) standard and can provide higher charging power, resulting in faster charging speeds.
Both the iPhone 6 and iPhone 7 support the USB-PD standard, so you can use Apple's fast charger for fast charging. In addition to using Apple's fast charger, consider using a third-party charger compatible with the USB-PD standard to charge your iPhone 6 and iPhone 7.
These chargers will usually indicate their compatible devices in the product description, and the appropriate charger can be selected according to the needs.
In addition, you can choose a charger that supports wireless fast charge technology to fast wireless charge iPhone 8 and above.
Apple's Fast charge technology can quickly charge iPhone 6 and older models, but you need to use a charger and cable that supports fast charge, such as a 30W, 61W or 87W USB-C power adapter and a USB-C to Lightning cable. Compared with ordinary charging, fast charging can fill the battery faster and shorten the charging time. However, it should be noted that fast charging may have a certain impact on battery life, so it is not recommended to use fast charging for a long time.
Yes, but the 6 and 7 don't support fast charging.