This is a brand new replacement part: cou1088 - photo optic sensor

for the:

- Fresh Choice Electric Cigarette making Roll-Your-Own (RYO) Machine 

- Just Good Tobacco (JGT) Electric Cigarette Maker (Roller) Machine

- Revolution Electric Cigarette Rolling Machine.

For instructions on how to replace this part yourself, go to the HardworkingProducts dot com web site, click on the PARTS/SERVICE tab, then click on the underlined Watch our "how to" videos for extra guidance link.  There are lots of repair and maintenance videos there.