4PCS OF 8GB PC3-10600 DDR3-1333 cl9 16c 256x8 204-pin SDRAM SODIMM. Lifetime exchange or repair warranty against manufacturing defects by Computer Memory Solutions Manufactured by Computer Memory Solutions 30 Day money back guarantee We don't use OEM or Generic brands to avoid incompatibilities MAX MEMORY 32GB SOCKETS: 2 Compatible with: Lenovo ThinkPad W520 Quad Core 4270; 4276, 4282, 4284

• 204pin DDR3 SODIMM
• DDR3-PC10600
• DDR3-PC1333
• 4PCS KIT
• Computer Memory Solutions

204pin DDR3 SODIMMComputer Memory Solutions