This listing is for set complete new condition 12 pcs on the set for toshiba 49" tv part# 4708-K49WDR-A1213K11 LED Backlight Strips (12) used on these models#49L621U 30888 , We give 30 days from delivery date to return it and get your money back if this item is not compatible with model/part/board # or is no longer needed (money is given back after we receive the return) ?. You will NOT receive a refund if you send us back an item that is not ours, or if you used it inappropriately (broken or heavily used). We will not be accepting returns after 30 days, NO EXCEPTIONS. if you have any questions, please contact us prior to purchase. It has never been used,has been thoroughly tested and is in 100% working condition. Guarantee to be fully operational and tested before leaving our facility. Please check the picture of the item carefully to ensure that this is the item you need.