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
the price for 2 PCS/set 56LED 550mm
compatible 50inch TV led model

LG 50UF8300 50UF8307 50UH630V 50UH635V 50UH6300
Sharp LCD-50DS6000A
PANASONIC TX-50CX680E TX-50CX700B

V500DK1-KS2-TREM02 V500DK1-KS2-TLEM02
V500DK1-KS5 REV J1
M0009F1N31A57MA D
6202B000A2300 6202B000A1300 M0009F1N31A59A0A M0009F1N31A58R0 C M0009F1N31A61F0 A