Item description from the seller:
Descriptions:

US Keyboard Backlight for HP Spectre X360 15-CH 15-CH000 15-DF Series 

Compatible models:

for HP Spectre X360 15-CH 15-CH000 15-DF Series 
for HP Spectre X360 15-CH011DX 15-ch075nr 15-CH012NR 
for HP Spectre X360 15-CH011NR 15-DF0013DX 15-DF1033DX 
for HP Spectre X360 15-DF0033DX 15-DF1040NR 15-df0068nr 
for HP Spectre X360 15-DF0069NR 15-DF0070NR 15-DF0043DX 
for HP Spectre X360 15-DF1065NR 15-df1075nr 15-df1045nr

P/N:L30531-DH1 92.NEZBQ.J1N

Features:
Each item is tested before shipping and are 100% working. 

Package include:
1×Keyboard Backlight 
Please read before purchase: 
You need to physically match up the one you need with the picture, otherwise, we are not responsible for mistaken purchase.Please check your Part Number is the same as the one listed before you make your purchase.If you need more quantity, please contact us to add stock