<b>What’s Included</b>:<br>- Trackpad<br> - Trackpad flex cable<br> <b>Condition</b>:new <br> <b>Compatible for MacBook Pro 13” Unibody A1278 </b><br> <br> -For MacBookPro5,5 Mid 2009: MB990LL/A (2.26 GHz Core 2 Duo) <br> -For MacBookPro5,5 Mid 2009: MB991LL/A (2.53 GHz Core 2 Duo) <br> -For MacBookPro7,1 Mid 2010: MC374LL/A (2.4 GHz Core 2 Duo) <br> -For MacBookPro7,1 Mid 2010: MC375LL/A (2.66 GHz Core 2 Duo) <br> -For MacBookPro8,1 Early 2011: MC700LL/A (2.3 GHz Core i5) <br> -For MacBookPro8,1 Early 2011: MC724LL/A (2.7 GHz Core i7) <br>-For MacBookPro8,1 Late 2011: MD313LL/A (2.4 GHz Core i5) <br>-For MacBookPro8,1 Late 2011: MD314LL/A (2.8 GHz Core i7) <br>-For MacBookPro9,2 Mid 2012: MD101LL/A (2.5 GHz Core i5) <br>-For MacBookPro9,2 Mid 2012: MD102LL/A (2.9 GHz Core i7) <br><b>Identifying Numbers:</b><br> - <b>Related Part #:</b>922-9063, 922-9525, 922-9773  <br> - <b>Printed Part #: </b> 821-0831-A, 821-1254-A<br> <b>Extremely Important</b>: <br> 1.Before installation,remember turn off the power .<br> 2.Make sure insert the trackpad cable and the screws that connect the top case and the trackpad well(p.s. the screws shouldn't rotate too tighten,nor too loosen,just well).<br> 3.A swollen battery or the abnormal magsafe may also cause the trackpad no click,either.<BR> 4.Reset the SMC (System Management Controller) after installing so that it would function correctly.</b><br><br><b>Note</b>: You will receive a 100% compatible trackpad with cable.The exact brand and part number of the trackpad with cable you will receive is determined by market availability.<br> If you are unsure what your current specification is, please feel free to contact us and we will gladly help.