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): 476 mm
Number of LED beads: 6 per strip
Every LED Lamp Voltage: 0-94V
Package include: Kit /12 pcs

Substitute Part #:
LG Innotek 48inch FHD NDSOEM A/B
SAMSUNG_2014_SONY_DIRECT_48_A_3228_6LEDs_REV1.0
SAMSUNG_2014_SONY_DIRECT_48_B_3228_6LEDs_REV1.0
LM41-00091P LM41-00091N
NS4F480DND01

Compatible with TV model (just for reference):
Sony KDL-48R480B KDL-48W600B KDL-48W605B KDL-48WM15B  KDL-48W585B KDL-48R483B