Originally Posted by
Pfishingruven
When I went looking for the sensor, I couldn't find any online that weren't as expensive as just buying a new computer.
If you are looking for something at some particular price,
you should tell people what that price is!
People here probably have no idea what you paid for your computer and are probably not inclined to do the research to find out.
http://www.amazon.com/CatEye-Bicycle.../dp/B00180RTYG
($3.99 + $4.24 shipping)
Your LBS might be a better source (or buy another cheap computer).