Apple Part Number: MC747LL/A Product Description The MagSafe Power Adapter features a magnetic DC connector that ensures your power cable will disconnect if it experiences undue strain and helps prevent fraying or weakening of the cables over time. In addition, the magnetic DC helps guide the plug into the system for a quick and secure connection. When the connection is secure, an LED located at the head of the DC connector will light; an amber light lets you know that your Mac is charging, while a green light tells you that you have a full charge. Compatible Models MacBook Air 11-inch (Mid 2011) and older MacBook Air 13-inch (Mid 2011) and older California Proposition 65 Notice: ⚠WARNING: Cancer and Reproductive Harm www.P65warnings.ca.gov The Apple 45W MagSafe Power Adapter MC747LL/A in new condition is a reliable and essential accessory for your compatible MacBook Air models. The product, with Apple Part Number MC747LL/A, sports a magnetic DC connector that ensures safety and longevity for your power cable. The magnetic feature allows the cable to disconnect seamlessly in case of strain, preventing damage to the cord and enhancing its durability over time. It also assists in guiding the plug into the system for a swift and secure connection. Moreover, the MagSafe Power Adapter comes with a convenient LED indicator located at the DC connector head. The LED light turns amber when your Mac is charging, providing a visual cue that your device is receiving power. Once fully charged, the LED switches to a green light, indicating that your Mac has reached its maximum battery capacity. Compatible with MacBook Air 11-inch and 13-inch models up to Mid 2011 and older, this power adapter is a perfect replacement or spare for those relying on older MacBook Air devices. The product complies with California Proposition 65 regulations, with the appropriate warning for users about potential health dangers. Trust the Apple 45W MagSafe Power Adapter MC747LL/A to keep your MacBook Air powered up efficiently and securely, ensuring a seamless charging experience for your device.