Anonymous6 years ago000Hi, I bought some but they don't work on the dell ldatitude e7440. What is wrong?Show in original language (German)Anonymous6 years ago000Exactly. That's it... Thank you!Show in original language (German)CommentBrimstone6 years ago000According to my information, you need DDR3L RAM with 1.35V voltage. This RAM here works with 1.5V.Show in original language (German)Comment1 comment