Universal Mac Charger: AC 100-240V 50-60Hz, Output: 14.85V 3.05A 45W. Knowing what specific Mac model you have is important.Please check out carefully Before Purchasing 45W 2T-Tip Macbook charger:Replacement charger 45W T-tip Shape Connector Power Adapter for Mac Air 11 and 13.3 after 2012 with Model: A1435A1465A1466 Compatible with MacBook:MacAir11and13.3:MD223,MD224,MD231,MD232,MD711,MD712,MD760,MD761,MJVM2,MJVP2,MJVE2,MJVG2,MQD32,42,52 LED Status Alert: An amber light indicates that your MacBook is charging but not fully charged, and a green light indicates that it is fully charged What You Get1x 45W MacBook Magnetic2 T-Tip Power Adapter Length 6.6FT We have always been committed to provide products of superior quality at unbeatable prices, if you have any questions about the items, please feel free to contact our customer service team, we will reply you within 24 hours