POLAR H3 HEART RATE SENSOR AND BELT

Display model - Not in original packaging

Comfort is the key when training. That’s why Polar created the slim H3 heart rate sensor. 

Slim and streamline connector design
New improved user replaceable battery mechanism
Transfers heart rate information while swimming with products which support 5kHz transmission

Compatible with Polar models: CS500, CS500+, CS600, CS600X, RC3 GPS, RCX3, RCX5, RS800, RS800CX