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):  850mm(A+B)
Number of LED beads:  8LEDs per strip
Every LED Lamp Voltage:  6V
Package include:  1Kit / 8pcs (4*A+4*B)

Compatible Part Number:
6916L-0884A 6916L-0885A
40 DRT4.0 REV0 7 A-Type SVL400
40 DRT4.0 REV0 7 B-Type SVL400

Compatible with TV model (just for reference):
40LF630V 40LH5300 40LH5700 40LF570V 40LF634V 40LF6300 40LF5700 40LF6350 40LF635V 40LX570H 40LX560H-UA 40LH5300-UA 40LX560H-UA 40LF630V-ZA

Screen Type(s):
HC400DUN-VCKN1-211X
HC400DUN-VCKN5-214X