Turnigy 9X LCD Backlight Kit
Search in rcduniya.com i found one there bur was out of stock in that LHS or probably ebay / Amazon may help you
http://rcduniya.com/product?id=turnigy-9x-transimitter-lcd-backlight-kit-green-diy
http://www.rcproduct.in/-24ghz-turnigy-india/67-turnigy-9x-transimitter-lcd-backlight-kit-green-diy.html
Any one using the above mentioned product ? Can i switch on n off the light from TX interface , or is there any auto light of feature