2GB KIT 2 x 1GB HP-Compaq Presario Notebook M2000 M2002AL M2033AP M2034EA M2206AP M2254AP M2254AU M2512AU V2362AP V2390TU V2418AU V2607CA V2623TS V2624TS SO-DIMM DDR NON-ECC PC2100 266MHz RAM Memory 2GB KIT (2 x 1GB) SO-DIMM DDR NON-ECC PC2100 266MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For HP-Compaq Presario Notebook Series. (See Compatibility List Below)