Polar Verity Sense Optical Heart Rate Sensor

Polar Verity Sense is an optical reading heart rate sensor that guarantees maximum freedom of movement and a variety of options for viewing and recording workouts.Thanks to Bluetooth ANT + connectivity and internal memory you can connect Polar Verity Sense with one sportwatch a training app or use it alone recording the session and downloading the data later. Weight: Sensor 5g Holder 3g Armband + Holder 12g Swim Goggle Clip 2g Charger 4g. Thickness: 9.6 mm. Diameter: 30.0 mm. Elastic: Size M-XXL machine washable. Clip for swimming goggles. Compatible with most swimming goggles. Compatibility: iOS mobile devices with iOS 12 or later; Android mobile devices equipped with Bluetooth 4.0 and Android 6 or later. Updates Through the Polar Flow app. Memory: 16 MB 600 hours of training. Battery life: Up to 20 hours of training. Transmission range: Up to 150m.