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 Original LED backlight bar

the price for 2 PCS 21 LED 410mm  

Compatible Samsung 40inch TV led model 

Louvre  39.5"   

V6LF_395SFA_LED21_-3-11_R3  V6LF_395SFB_LED21_-3-11_R3

BN96-39720A BN96-39721A

BN96-4655A BN96-4656A

UE40K5100 UN40K5100 UN40K5300 UA40K5100 UA40K5300 UE40K5100 UE40K5100 UA40K5100

UA40K5100AKXZN  UE40K5100AU  UE40K5100AU   UE40K5100AU    UE40K5100AK   UN40K5300AG   

UE40K5100AK UA40K5300BWXMV /   UA40K5300BR    UA40K5300BK

UN40K5300A UA40K5100B UA40K5300