Morange Replacement for Macbook Air Charger 45W Power Adapter, A1244, A1237, A1304, A1374, A1369, A1370 11.6-Inch or 13.3-Inch Notebook Charging. Input: 100 - 240V, 50-60Hz output: 14.5V 3.1A (45W) Compatible for MacBook Air 11.6" MC506CH/A, MC506ZP/A, MC505CH/A, MC505ZP/A, MC968CH/A, MC968ZP/A, MC969CH/A, MC969ZP/A. Compatible for MacBook Air 13.3" MB543CH/A, MB543ZP/A, MB003CH/A, MB003ZP/A, MC233CH/A, MC233ZP/A, MB940CH/A, MB940ZP/A, MC234CH/A, MC234ZP/A, MC503CH/A, MC503ZP/A, MC504CH/A, MC504ZP/A, MC966CH/ A, MC966ZP/A, MC965CH/A, MC965ZP/A. Part Number: A1244A1237A1304A1374A1369A1370 Magsafe connector & LED light: The magnetic DC connector makes it easy to disconnect the cord If someone should trip over it, and also helps prevent fraying or weakening of the cables over time. An amber light lets you know that your notebook is charging while a green light tells you that you have a full charge Protective function: Replacement chargers manufactured with the highest quality materials and include multiple smart features safeguarding against over current, over voltage, over load, temperature protection, short-circuit protection and auto recovery, CE/FCC/RoHS certified. Note: This is the first generation of power adapter, not the second generation ; Knowing which specific Mac model you have is important. Please Check Clearing Clearly Before Buying. Satisfaction guaranteed and backed by 18-month worry-free product warranty and friendly customer service. If you have any questions, don't hesitate to contact us!