100% working condition.We test the led strip before shipment ,so you can buy with confidence. 
Important:

Please be sure that the LED STRIP model is EXACTLY same as ours. 
Do not match by TV Model. Many TV models use various different sets of LED strips. 

Product Information:
Condition: Brand NEW
Size (Length):  101.3mm （47+54.3）mm
Number of LED beads:  6 LEDs per strip
Every LED Lamp Voltage:  6V
Package include:  1Kit / 4 Pcs

Compatible light bar models:
TCL_55D6_2X8_R_3030_LX20180607_Ver
TCL_55D6_2X7_L_3030_LX20180607_Ver
4C-LB5508-HR03J 4C-LB5507-HR03J
4C-LB5507-HR02J 4C-LB5508-HR02J
55HR330M07B2 55HR330M08A2

Compatible TV models：
TCL 55S421 55S423 55S425 55S405LACA 55A660U 55A460A 55P65US 55DP600 55DP603 55D6 55F6 55U6 55L2 55U1 55V2 55L680 D55A360 D55A620U D55A730U
Toshiba 55U3800C 55U3900 55U5850
Thomson 55UD6306  55UD6406X1 55UD6406