Crucial 16GB DDR4 KIT 2x 8GB 2666 MHz PC4-21300 SODIMM 260-Pin Laptop Memory UDIMM for those use DDR4 PC4-19200

for those use DDR4 PC4-19200 memory

Capacity: 8GB

Operating temperature: 32° - 113° F (0° – 45° C)

1 Gen 1 drive with 150MB/s read speeds

and x-ray-proof

Crucial 16GB DDR4 KIT 2x 8GB 2666 MHz PC4-21300 SODIMM 260-Pin Laptop Memory UDIMM for those use DDR4 PC4-19200Type: 260 Pin DDR4 SO DIMM Capacity: 16GB (2x8GB) Speed: DDR4 2666 MHz (PC4 21300) Heatspreader: None Packaging: Safely packaged in Anti Static Bag 8GB DDR4 Laptop Memory modules that operate at speeds up to 2666MHz. It is Unbuffered and is non ECC. This is compatible with various models of Dell, HP, Sony, IBM, Gateway, Emachines, Lenovo, Acer, etc. for those use DDR4 PC4 21300 memory. Please note: The picture is for illustration only. The actual