Electric Power: 60W, Input: AC 100-240V, 50-60Hz; Output: DC 16.5V-3.65a second generation of MagSafe 2 power adapter, The T-Tip connector. Replacement charger power adapter for MacBook Pro 13" After 2012 with model: a1425a1502 Replacement charger AC adapter compatible with Macbook Pro 13 inch with Retina Display from End 2012 to Now.MD212/MD213 (Late 2012); ME864/ME865/ME866 (Late 2013); MGX72/MGX82/MGX92 (Mid 2014); LED LIGHT PROVIDES STATUS INFO: An amber light lets you know that your notebook is charging, while a green light tells you that you have a full charge. Replacement chargers manufactured with the highest quality materials and include multiple smart features safeguarding against IV - incorrect voltage, SC - short circuit, IO - internal overheating . Its held in place magnetically, so if someone should trip over it, the cord disconnects harmlessly and your notebook stays put safely.