FS1 Basic
Basic features 
EKG accurate heart rate (bmp) bpm 
Manual target zone (bpm) bpm 
Automatic heart rate zone (bpm) 
Visual and audible alarm in target zone 
Water resistant 50m 
Extra large digits 


Recording features 
Exercise time (total) 
Average heart rate of total exercises 
Maximum heart rate 


Watch features 
Time of day 
Stopwatch 
Date and weekday indicator 
Backlight 
HeartTouch™