Specifications: <br> Power: 45W <br> Tip: T-Tip <br> Input: AC 100-240V (Worldwide use) 1.5A 50-60Hz <br> Output: DC 14.85V-3.05A <br> Plug Type: US Plug <br> Compatible with 11”/13” (After Mid 2012)<br> Compatible Adapter Part Number: A1435, A1436, A1465, A1466<br> Fits Model:<br> MD223, MD224, MD711, MD712, MJVM2, MJVP2, MD231, MD232, MD760, MD761, MJVE2, MJVG2, MQD32, MQD42, MQD52 Compatible with Mac book Air 11 inch:<br> -Mac Book Air (11-inch Mid 2012) MD223、224 -Mac Book Air (11-inch, Mid 2013)MD711、712 -Mac Book Air (11-inch, Early 2014) MD711、712 -Mac Book Air (11-inch, Early 2015) MJVM2、MJVP2 Compatible with Mac Book Air 13 inch:<br> -Mac Book Air (13-inch, Mid 2012) MD231、232 -Mac Book Air (13-inch, Mid 2013) MD760、761 -Mac Book Air (13-inch, Early 2014) MD760、761 -Mac Book Air (13-inch, Early 2015) MJVE2、MJVG2 -Mac Book Air (13-inch, 2017) MQD32、MQD42、MQD52<br> It’s held in place magnetically, so if someone should trip over it, the cord disconnects harmlessly and your notebook stays put safely. <br><br>Note: Do not use the charger with wrong mac model. Wrong charger may damage your Mac book. <br><br>