I just got a Sports Tracker Bluetooth HRM2 heart rate monitor and scanned the manual.
If you need the manual you can find the scan here:

https://onedrive.live.com/redir?resid=66A7C4D63C1C4B2B!552&authkey=!AKdVnH9dJQvqr0I&ithint=file%2cpdf


Sports Tracker
SportsTracker
HRM2
Heart Rate Monitor 2