new version MagSafe 85W Power Adapter compatible use for MacBook Promodel:A1343original and 1 year warranty 

The 85 Watt MagSafe Power Adapter features a magnetic DC connector that ensures yourpower cable will disconnect if it experiences undue strain and helps preventfraying or weakening of the cables over time. In addition, the magnetic DC helpsguide 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 willlight; an amber light lets you know that your portable is charging, while a greenlight tells you that you have a full charge. An AC cord is provided with theadapter for maximum cord length, while the AC wall adapter (also provided) givesusers an even easier and more compact way to travel. Designed to be the perfect traveling companion, the adapter has a clever design whichallows the DC cable to be wound neatly around itself for easy cable storage.

This power adapter recharges the lithium polymer battery while the system is off,on, or in sleep mode. It also powers the system if you choose to operate withouta battery.

Compatible with MacBook Pro.