Input: AC 100 - 240V~1.5A 50-60Hz, Output: DC 20V-4.25A [Note: Second-generation power adapter T-Tip] Replacement charger power adapter for MacBook A1398,A1424 with T-Tip (11-inch&13inch, Mid 2012, Early 2015) which with the Same size as Magnetic T-shap connector(5/8 in), for Mid 2012 to now models Compatible with Mac Air 11inches 13.3inches and 15ches” - A1502,A1344,A1465,A1502,A1425,A1435,A1466,A1398,A1424,ME293, ME294, ME664, ME665, MC975, MC976, MD506, MJLU2, MJLT2, MGXC2, MGXA2. LED LIGHT : An amber light lets you know that your notebook is charging, while a green light tells you that you have a full charge. SERVICE: customer service can solve the problem online 24 hours a day. If there is a problem with your charger, we will solve it as soon as possible. 𝐒𝐏𝐄𝐂𝐈𝐀𝐋 𝐍𝐎𝐓𝐄: (𝐍𝐎𝐓 𝐂𝐎𝐌𝐏𝐀𝐓𝐈𝐁𝐋𝐄 > 𝟐𝟎𝟐𝟏-𝟐𝟎𝟐𝟓 𝐌𝟏 𝐌𝟐 𝐌𝟑 𝐌𝟒 𝐌𝐚𝐜 𝐁𝐨𝐨𝐤) 𝗦𝗣𝗘𝗖𝗜𝗔𝗟 𝗡𝗢𝗧𝗘: (𝗡𝗢𝗧 𝗖𝗢𝗠𝗣𝗔𝗧𝗜𝗕𝗟𝗘 > 𝗕𝗲𝗳𝗼𝗿𝗲 𝗠𝗶𝗱 𝟮𝟬𝟭𝟮 𝗠𝗮𝗰 𝗕𝗼𝗼𝗸) Mac Book Pro Charger - 85W Power Adapter,Compatible with Mac Book Pro 13 & 15 & 17 inch (Between 2012-2017)