The SK Hynix 2GB DDR4 2400MHa SoDIMM RAM. Model: (HMA425S6BJR6N-UH).
Features:Capacity: 2 GB small module suited for basic tasks or legacy/embedded systems. Type: DDR4-2400 (PC4-19200) SO-DIMM runs at 2400 MHz effective speed. Voltage: 1.2 V standard voltage for energy-efficient laptop RAM modules. Form Factor: 260-pin SO-DIMM for laptops, small form factor PCs. CAS Latency: CL17 affects memory response time; higher latency than lower speed or gaming-oriented RAM, but typical for this spec. Configuration: Single Rank (1R), x16 one set of chips per side; lower cost and lower power usage. Non-ECC, Unbuffered not meant for servers or applications needing error correction; more for general consumer/laptop use.