100% working condition.We test the led strip before shipment ,so you can buy with confidence. 
Many TV models use various different sets of LED strips. 
Please match the strips shown in the photo to the originals in your TV before ordering. 

Product information
Condition: Brand NEW
Size (Length): 582 mm
Number of LED beads: 8 LEDs per strip  
Every LED Lamp Voltage: 6V
Package include: Kit / 4 pcs

LED Light bar model:
SSC_Y19_TRIDENT_55UM73
SSC_Y19_TRIDENT_55UM75
LGIT_Y19_55UM73
LGIT_Y19_55UM75
SSC-Y19-Trident-55UM75-S
HC550DQG-SLXL3-A141
EAV64692001

Compatible TV models:
LG 55UM7660 55UM7450 55UM7400 55UM7300 55UM7650 55UM7470 55UM7520 55UM7660PLA 55UM7450PLA 55UM7400PLB 55UM7300AUE 55UM7300PUA 55UM7300PUF