Provides live, accurate heart rate to any bluetooth smart ready device
Compatible mobile training apps, including Polar beat
Uses gym link to connect with the majority of polar heart rate monitors and with compatible gym equipment
User replaceable battery
For optimal battery life, detach transmitter from chest strap after every use
Long transmission range about 10 m
2nd hand Tom Tom Watch for sale. Quite a few years old but in good condition. Screen has some scratches but perfectly fine. I would say it would be good for a beginner runner. Watch, charger with box and user manual.
Price highly negotiable....