Thanks for checking out my listing! 

This listing is for "Crucial 8GB DDR4 2666MHz PC4-21300 1Rx8 SODIMM Laptop Memory RAM (CT8G4SFS8266)" This product is in used condition, which may display signs of dust, wear, smudging, or scratching from standard use. 

This product was pulled from a known working system, tested for full functionality upon receiving, and safely stored for shipment. 

This purchase includes free domestic shipping and tracking! 

If you have any questions or require additional pictures as specified upon request, please let me know right away! Serial numbers may differ from stock photos, available upon request.