The 60W Power Adapter Compatible with Mac Book Pro Charger A1278 A1344 is a modern, compact and portable charger specifically designed for MacBook Pro models before mid-2012. It features a single USB port, a 6-foot original power cord, and a sleek white design. This charger is compatible with MacBook Pro models, offers a 60W power output with a 3.65A current rating, and is constructed with durable plastic material. It meets CE, RoHS, and ETL specifications and is lightweight at 0.49 pounds, making it a convenient and reliable power adapter for your laptop.