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.
New LED backlight bar
Material: Aluminum
Size (Length): 1040 mm
Number of LED beads: 15 per strip
Every LED Lamp Voltage: 6V
Package include: 1set=2pcs LED Strip

LED Light stirp model:
GIC55LB170_3030F2.1D_V0.6_20200615
55HR330M15A0 V1
LVU550NDEL CS9W23 V5
4C-LB5515-HR04J

Compatible  TV Models For
TCL 55S431 55A830U  55F9 55F8 55V6 55V8 55D8 55A364  55N668