ADATA 4GB DDR3-1600MHz SO-DIMM, 1RX8, laptop memory - AO1L16BC4R1-BQSS

ADATA DRAM modules/memory cards are all covered by a lifetime warranty from the date of purchase. Exceptions: (1) ADATA memory modules that come installed inside computers, printers are subject to the host unit's warranty terms. (2) High Endurance microSDXC/SDHC UHS-I memory card Warranty period: Limited 2 years. For warranty information, visit the following link: https://www.adata.com/us/support/consumer?tab=warranty&warranty=warrantyService