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 part 13PCS (7A+6B) LED Backlight strip SVS550AF3 LJ07-01236A LJ07-01256B

For Samsung 55inch screen LTI550HN11

Light bar model: SVS550AF3 LJ07-01236B

Screen number: LH55UDEBLBB/XF LTI55HN11

Lamp bead voltage: 3V Lamp bar length: 606mm

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We hope you enjoy the shopping in our store. Your satisfaction is our priority.
If you need any other TV/laptop repair parts,please let us know. Always best price for you.
We will make effort to provide timely response and do our best to make you satisfied.