I have both an Apple magsafe battery pack and an ESR 10,000 mah magsafe battery pack. The Apple magsafe battery pack gets slapped on at full charge and extends my 14 pro max’s battery life by a good amount (few hours). It’s also super nice for gaming without having to be tied to an outlet.
At Amazon, the MagSafe Battery Pack is available for $84.00 ($15 off), the Apple Pencil 2 is on sale for $89.00 ($40 off), and the AirTag 4-Pack is down to $84.99 ($14 off). MacBook Air What's the Anker Magnetic Portable Charger, 5,000mAh Wireless Portable Charger with USB-C Cable, Battery Pack Only Compatible with iPhone 15/15 Plus/15 Pro/15 Pro Max, iPhone 14/13/12 Series and more (3873) $39.99 Apple's MagSafe Battery Pack designed for the iPhone 12 models has a unique feature for both the ‌iPhone‌ 11 and the ‌iPhone‌ 12. iPhone mini as a MagSafe Battery for a Pro Max? :p For example, the MagSafe Battery Pack took 120 minutes to charge up a 12 Pro Max until it ran out. Another use of the MagSafe Battery Pack is as a portable 15W wireless charger. This works when Anker Magnetic Power Bank 10,000mAh, Wireless Portable Charger, 20W Fast Charging Battery Pack with USB-C Compatible with Magsafe,iPhone 15/15 Plus/15 Pro/15 Pro Max, iPhone 14/13/12 Series 4.3 out of 5 stars 533 . 177 277 308 221 344 174 156 222 196