Many TV models use different sets of LED strips. Before ordering, please match the strip shown in the photo with the original on the TV. If you are not sure whether it is compatible, you can open the inside of the TV, take a picture and provide it to me. Thank you very muchOriginal newSize (length): 648mmNumber of LED lamp beads: 7 pcs eachVoltage of each LED light: 3VPackage includes: 1set=4 pcs LED StripThere is a large inventory of LED backlight strips, please contact me if you need to purchase in bulk.