Description:For ASUS UX431F UM431D BX431 S4500F U4500F Part Number:HQ21310309000 Remark: Aftermarket parts, not original Pease make sure P/N or FRU No. is exactly same as the parts in your laptop. DON'T order the parts based only on Laptop model No. Please check the pictures of our listing carefully, what we presented will be exactly what you get.
eBay