Micron HP 2GB PC3-10600 DDR3-1333MHz ECC Registered CL9 240-Pin DIMM Dual Rank Memory Module (MT18JSF25672PDZ-1G4G1HE 500202-061). This is a seller refurbished part in great working condition. May show signs of cosmetic wear but this should not interfere with the effectiveness of the product. Taken from a working environment.