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 check your original led strip model in your TV before ordering. 

New LED Backlight bars
Material: Aluminum
the price for Kit / 8 pcs
LED Qty: 5 per strip 
Size (Length): 570 mm
Below models all compatible:
TCL_ODM_55_D1500_8X5_3030C_V1 
 PB15D572173BL051-002H
 RF-BD550E30-0501S-01
YHF-4C-LB550T-YHA
4C-LB550T-HR1
LVU550LGDX E1 V
55HR332M05A3
006-P1K3486A
For TV models:
Toshiba 55L510U18 55U36EBC 55U36CMC
Insignia NS-55D421NA16