100W USB C Type C to Magsafe 1 L-Tip Power Adapter Cable for Apple MacBook Pro 13" 15" 17" Macbook Air Pro 11" 13" MacBook 13" (Before 2012 Year) A1222 A1172 MA357LL/A -
Amazon.com: Replacement Power Adapter Extension Cord Wall Cord Cable Compatible for Apple Mac iBook MacBook Pro Air Mini MacBook Power Adapters 45W, 60W, 85W MagSafe 1 or MagSafe 2 Models22 : Electronics
If your MagSafe cable or power adapter isn't working - Apple Support