Access data quicker than ever by adding this memory module. It installs in minutes, using only a screwdriver and an owner’s manual, and it’s a cost-effective alternative to replacing your whole system. This Crucial DDR4 memory module can be used to upgrade laptops and desktop systems..Lifetime manufacturer limited warranty.SODIMM memory for laptop.Memory has SoDIMM 260-pin form factor.One module 4GB.Unbuffered signal processing.CAS latency: 17.DDR4 SDRAM memory technology.Data integrity check: Non-ECC.Speed: PC4-19200, 2400Mhz.Improve your computer’s performance with this 4GB Crucial RAM module.