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2. MagSafe - Wikipedia

   en.wikipedia.org/wiki/MagSafe

   The Apple MagSafe power adapter's 1-Wire communication chip is located inside the MagSafe connector itself; the cable does not carry the data line to the power adapter enclosure. [18] The maximum voltage supplied is as follows: 14.5 V DC for the 45 W units supplied with MacBook Air; 16.5 V DC for the 60 W units supplied with MacBook and 13 ...

3. EmPower (aircraft power adapter) - Wikipedia

   en.wikipedia.org/wiki/EmPower_(aircraft_power...

   This new system accepts various national power plugs and most laptop chargers will function properly at 120 V 60 Hz AC even if sold in 230 V 50 Hz AC markets. Apple offered an EmPower MagSafe power adapter for their MacBook , MacBook Pro , and MacBook Air lines of notebooks, and also included a cigarette lighter socket adapter.

4. MagSafe (wireless charger) - Wikipedia

   en.wikipedia.org/wiki/MagSafe_(wireless_charger)

   MagSafe is a proprietary, magnetically attached wireless power transfer and accessory-attachment standard developed by Apple Inc. for its iPhone and AirPods product lines. It was announced on October 13, 2020, in conjunction with the iPhone 12 and 12 Pro series.

5. MacBook Pro (Intel-based) - Wikipedia

   en.wikipedia.org/wiki/MacBook_Pro_(Intel-based)

   The first MacBook Pro used an aluminum chassis similar to the PowerBook G4, but replaced the PowerPC G4 chips with Intel Core processors, added a webcam, and introduced the MagSafe power connector. The unibody model debuted in October 2008, so-called because its case was machined from a single piece of aluminum.

6. 12-inch MacBook - Wikipedia

   en.wikipedia.org/wiki/12-inch_MacBook

   The 12-inch MacBook (also called the Retina MacBook, officially marketed as the new MacBook) is a discontinued Mac laptop made by Apple Inc., which sat between the MacBook Air and MacBook Pro in Apple's laptop lineup. It shares the same name as its predecessor that was discontinued three years prior to the release of this one.

7. Universal Power Adapter for Mobile Devices - Wikipedia

   en.wikipedia.org/wiki/Universal_Power_Adapter...

   The power supply was required to have an output capacitive energy of less than 15.1 µJ and an inductive energy at disconnect of less than 5.3 µJ. [1] The standard defines an AC adapter to power devices requiring from 10 W to 130 W (~20 V × 6.5 A) or (extended voltage option) up to 240 W (60 V × 4 A). [2]