We can kindly confirm that this charger is only compatible with the iPhone 12 lineup. If you wish to use this charger with an iPhone 11 or 11 Pro, you will need to purchase our Magnetic Sticker sold separately.
This charger is not designed to be compatible with iPhone models below the iPhone 11.
We hope this information has been able to provide some guidance and clarification for you!
Please feel free to reach out to us if you were to have any other inquiries we can assist you with!