Timetec Hynix 4GB DDR3L 1333MHz PC3-10600 Registered ECC 1.35V CL9 1Rx4 Single Rank 240 Pin RDIMM Server Memory Ram Module Upgrade (Server Only, Not for Desktop/Laptop) (4G) HMT351R7CFR4A-H9  DDR3L  1333MHz  PC3-10600  240-Pin  Registered  ECC  1.35V  CL=9 Single Rank  1Rx4 based  512x4 JEDEC standard 1.35V (1.28V ~ 1.45V) and 1.5V (1.425V ~ 1.575V) Power Supply  This is a dual voltage piece and can operate at 1.35V or 1.5V Module Size: 4GB  Package: 1x4GB  A must for Servers, Not for Desktop PCs/Laptop For Selected ASUS/ASmobile , Gigabyte , Huawei , Intel , Mitsubishi , Quanta , Supermicro , Tyan Computers Guaranteed 3 months warranty from Purchase Date  Free technical support (support@timetecinc.com)  Timetec website: https://www.timetecinc.com/