Amazon Prime to the rescue, they delivered it the day after I purchased it, Two for less than £10.
The blue tape peels off and the light is then stuck to the inside of the machine.
It does not show too well in the photos but it has made a huge difference to being able to see where to line up the
Machine embroidery letters I am working on for a baby quilt.
Some times its the little things in life that make all the difference.