What should I do if my weight changes?

Go into the watch settings and enter your new weight as the old weight remains saved until it is changed.
 
QUICK TIPS FOR SETUP AND ENTERING DATA
 
  1. To enter “SETUP” press and hold the LIGHT button for at least 4 seconds
  2. The display will start to Flash displaying the current User Level
In general
  • Press the SET button to move through the settings pages
  • Press the SEL button to change the values
  • Holding down the SEL button increases the numbers rapidly
To exit setup mode
Press the MODE button, the heart rate monitor will exit setup mode and store the information you entered