Choosing the Correct Apple A1181 A1278 Apple MacBook 13" Laptop AC Adapter

If you accidentally broke the  Apple A1181 AC Adapter. How do you safely buy the right Apple replacement adapter ?
There are some points that you need to know. After know about these point, you will avoid buying the wrong adapter.

•  You need know your Apple laptop's model number

The laptop number is the unique number which is located on the bottom or on the side of the Apple laptop computer. You can also check the user manual or search the computers built- in help program for the model number.The laptop's system's properties will have the laptop model number.

• You need to find Apple A1181 adapter wattage requirements

After find your Apple laptop model number,you also need to find out the voltage requirement for the concerned adapter. Apple A1181 Adapters have different voltage outputs and using the wrong Apple laptop adapter can damage one's computer.
Check the user manual for voltage requirements for the Apple laptop. The output voltage is normally listed as s DC voltage. Consumers can also check the product or part numbers for the Apple laptop model.

• Find a compatible Apple A1181 laptop adapter
  You should look for compatibility lists in descriptions of Apple A1181 laptop adapters. Laptop model numbers often look similar, so make sure the model numbers match exactly.