iPhone 17 Air Teardown in 60s: Back-Opening, 9-V Battery & Modular USB-C

The iPhone 17 Air opens from the back—safer and more DIY-friendly. See the 9-V adhesive release for the 3,149 mAh metal-cased battery, a quick tour of the A19 Pro board, 48MP Dual Fusion camera, and the modular USB-C port. Note: single top-firing speaker = mono. 👉 Full teardown:    • iPhone Air Teardown: Back-Opening, Battery...   #iphone17air #iphone17 #teardown #howfixit