This is a generic, equivalent one, 100% compatible. This 7.2V / 7.4V 5200mAh Replacement Laptop battery is designed to compatible with Apple MacBook Air 13 661-4587 661-4915 661-5196.

Specifications:
* Product Type: generic/equivalent
* Battery Voltage: 7.2V / 7.4V
* Battery Capacity: 5200mAh
* Chemistry: Li-Polymer
* Condition: new, 1 Year Warranty!
* No memory effect, Over-charge protection, Over-discharge protection.
* Over-heat protection, Over-current protection, Short-circuit protection.

Compatible Part Numbers:
A1245, A1237, A1304, 661-4587, 661-4915, 661-5196

Compatible with the following Apple Laptop models:
For Apple MacBook Air 13" A1237,
For Apple MacBook Air 13" Z0FS

For Apple MacBook Air 13" MB003 Series
MacBook Air 13" MB003, MacBook Air 13" MB003J/A,
MacBook Air 13" MB003LL/A, MacBook Air 13" MB003TA/A,
MacBook Air 13" MB003X/A, MacBook Air 13" MB003ZP/A

For Apple MacBook Air 13" MC233 Series
MacBook Air 13" MC233*/A, MacBook Air 13" MC233CH/A,
MacBook Air 13" MC233LL/A, MacBook Air 13" MC233TA/A,
MacBook Air 13" MC233X/A, MacBook Air 13" MC233ZP/A

For Apple MacBook Air 13" MC234 Series
MacBook Air 13" MC234*/A, MacBook Air 13" MC234CH/A,
MacBook Air 13" MC234LL/A, MacBook Air 13" MC234TA/A,
MacBook Air 13" MC234X/A, MacBook Air 13" MC234ZP/A

For Apple MacBook Air 13" MC503 Series
MacBook Air 13" MC503CH/A, MacBook Air 13" MC503J/A,
MacBook Air 13" MC503LL/A, MacBook Air 13" MC503TA/A,
MacBook Air 13" MC503X/A, MacBook Air 13" MC503ZP/A

For Apple MacBook Air 13" MC504 Series
MacBook Air 13" MC504J/A, MacBook Air 13" MC504LL/A,
MacBook Air 13" MC504TA/A, MacBook Air 13" MC504X/A,
MacBook Air 13" MC504ZP/A

Package Included:
1 x 5200mAh Replacement Laptop Battery for Apple MacBook Air 13 661-4587 661-4915 661-5196