The Polar Ft1 heart rate monitor is an excellent tracker and it comes with a huge display for data. The device has a T31 chest strap transmitter to ensure every beat is picked up. This device has a one-button functionality, dates, weekday indicator, etc., and is waterproof.
Pros
T31 coded heart rate transmitter
Waterproof
Good for heart rate monitoring
Cons
No Bluetooth
Limited functions
