2GB DDR2 667MHz PC2-5300 DDR2 667 (240PIN) SODIMM Laptop Memory. 100% compatible with laptops that support DDR2 240-pin memory PC2-5300 SODIMM unbuffered non-ECC, 1.8V CL5 2Rx8 dual rank. Supports dual channel. New 2GB PC2-5300 PC2-5400 DDR2 667 MHz. Please confirm the model number of your computer before purchasing and determine the maximum capacity supported by your system. Memory size: 2GB. As different production batches may vary, there might be differences in chips, color, or parameters. Before installation, clean the connection fingers gently with an eraser and clear the slots with compressed air; do not use corrosive substances. Color: green. Material: PCB. Package includes: 1 x Memory module. Note: Lighting and display settings may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.