Price: $48.37
(as of Apr 15, 2025 14:02:28 UTC – Details)
At the heart of your training is the Polar T31 Coded Transmitter. Its purpose is simple: to transmit your heart rate to your wrist unit. Slim and light, the ECG (electrocardiogram) accurate transmitter is fully water resistant and designed for all weather conditions. Compatible heart rate monitors include, but are not limited to: FT1, FT2, FT4, FT7, FT40, FT60, FT80, RS100, RS300X, RS400, RCX5.
Transmits heart rate data to Polar heart rate monitors using 5kHz transmission and compatible gym equipment. Compatible heart rate monitors include, but are not limited to: FT1, FT2, FT4, FT7, FT40, FT60, FT80, RS100, RS300X, RS400, RCX5
Compatible products:Elastic straps.Individually coded to pick up your heart rate monitor and not others nearby. This eliminates cross-talk with other electronic devices in the same area.
Slim, lightweight, and waterproof design
Fits 25 to 54 inch chest size
Average battery lifetime is 2500 hours of use. Non user replaceable battery
Customers say
Customers find the heart rate monitor works well with treadmills and gym equipment, maintaining target heart rates during workouts, and is comfortable to wear. The connectivity is positive as it connects automatically to gym equipment, and customers appreciate its functionality. Durability receives mixed feedback, with some praising the build quality while others report issues with the plastic breaking first. Battery life is a concern, with customers noting it’s not replaceable and has a limited lifespan of 2500 hours. Value for money and signal strength also receive mixed reviews, with some finding it good value while others say it’s not worth the price, and some report frequent signal loss.
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