The M11x R2 (Revision 2) is Alienware's 11 inch updated version of the original M11x laptop, featuring a i5 520UM or a i7 740UM processor in the american models.
Base Cover
Battery Pack
Coin-Cell Battery
Display Assembly
Memory Modules
These are some common tools used to work on this device. You might not need every tool for every procedure.
Phillips #0 Screwdriver