It's 61W charger and compared to 20W charging brick it's just big difference. Can I use it to charge iPhone? Does it affect overall battery lifespan? Or should I buy the 20W brick?
iPhone 12, iOS 15
You can use the 61W (and larger) power adapater. The iPhone will not draw more power than it is designed for.
Also see the following from Fast charge your iPhone - Apple Support
Fast charging works when you use an Apple USB-C to Lightning cable and one of these adapters:
You can use the 61W (and larger) power adapater. The iPhone will not draw more power than it is designed for.
Also see the following from Fast charge your iPhone - Apple Support
Fast charging works when you use an Apple USB-C to Lightning cable and one of these adapters:
Concerned about charging iPhone 12 with MacBook Pro 13 charger
