Please carefully read the numbers on the link,If you don't know , please send us a photo of the full back picture of the old screen. Computer screen models are numerous and complex, some internal screen models are compatible with each other , So we recommend that you consult our sellers before you buy. NO instructions are followed ,Please install it Very Professionally ,You need to Pull Off the Power Adapter & Battery Cable when install. Package includes LCD Screen Only (NOT a laptop). Becase Computer replacement screen belongs to the glass fragile goods,If you are not satisfied with our Products ,please communicate with us first. If you purchased the wrong Product,We recommend that you do not unseal the packaging,not to mention damage it,try to restore it to its original packaging form,tell us what screen model you need.