Apple MA538LL A MA538LL B 60w MagSafe MacBook Laptop Charger Ac Power Adapter Cord

Although the magnetic end that attaches to the computer's magsafe port is not the original, T-shaped connector - it's the L-shaped, newer version - it still works.

Just like what you buy at the apple store…at 1/2 the price. I own 2 of them and after a year, they are still great.