Apple started selling MagSafe Airline Power Adapter, to power MacBook or MacBook Pro laptops throughout airline flight. The MagSafe Airline Power Adapter, which is a regular power adapter without battery recharge capability, costs $59 at Apple’s online store.
The Adapter works with the airline common in-seat DC EmPower ports and 20mm ports with the included adapter. According to the product’s page, Magsafe Airline Power Adapter is not compatible with automobile power ports.
The Apple Store (U.S.) – Apple MagSafe Airline Power Adapter





