please refer to the following instructions, compatible, if you have any questions about the installation, you can contact us at any time!. When replacing the screen, make sure to cut off all power (Battery on the motherboard, external power supply) to avoid burning the motherboard. Buyers need to note that this is an A1989 A2159 A2289 A2251 LCD screen assembly, not a laptop. Please check your notebook model and color again to see if it is the same as ours. Compatible Model: for MacBook Pro Retina 13" A1989 A2159 A2289 A2251 , Warranty: 3 months.