AddOn 16GB DDR4 SDRAM Memory Module - For Notebook - 16 GB (1 x 16GB) - DDR4-3200/PC4-25600 DDR4 SDRAM - 3200 MHz Single-rank Memory - CL22 - 1.20 V - TAA Compliant - Non-ECC - Unbuffered - 260-pin - SoDIMM - Lifetime Warranty

This Lenovo® 4X70Z90847 Compatible Factory Original 16GB DDR4-3200MHz Unbuffered Single Rank x8 1.2V 260-pin CL22 SODIMM is 100% guaranteed to be compatible with your system and to work right the first time. Adding additional memory is the best way to increase the performance of your system. All our memory is built to strict JEDEC standards to meet or exceed the Tier 1 OEM's factory requirements. Our products are also guaranteed by federal law to not affect or void OEM warranties.