1GB STICK For HP-Compaq Presario Notebook Series V4435NR (DDR) V4440US (DDR) V5000 (DDR) V5000Z (CTO) V5002EA V5004EA V5005US V5006EA V5009EA V5015CA V5015US V5025EA V5026EA V5030EA V5031EA V5032EA V5033EA V5054EA V5059EA V5079EA V5094EA V5099EA V5100AU V5101AU V5101US V5102AU V5102EU V5102NR V5105CA V5105EU V5105US V5106EU V5108CU V5110EU V5111EU V5115CA V5115EU V5115US V5116EU V5119US V5120EU. SO-DIMM DDR NON-ECC PC2700 333MHz RAM Memory. Genuine A-Tech Brand. 1GB STICK SO-DIMM DDR NON-ECC PC2700 333MHz 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)